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小学一年级下册数学口算天天练20以内和100以内加减带括号练习

2024-07-30 来源:好走旅游网


20以退位减法(1)

11-7= 13-5= 14-9= 12-8= 11-9= 12-9= 12-7= 11-3= 12-3= 16-7= 15-6= 13-9= 17-9= 14-8= 15-9= 17-8= 13-8= 12-6= 14-7= 11-6= 14-6= 11-4= 11-2= 13-4= 13-6= 12-4= 11-8= 12-5= 13-7= 14-5= 15-7= 18-9= 11-5= 15-8= 16-9= 16-8= 13-8= 12-6= 14-7= 11-6= 13-7= 14-5= 15-7= 18-9= 12-3= 16-7= 15-6= 13-9= 20以退位减法(2)12-3= 16-7= 15-6= 13-9= 14-6= 11-4= 11-2= 13-4= 13-8= 12-6= 14-7= 11-6= 11-7= 13-5= 14-9= 12-8= 13-7= 14-5= 15-7= 18-9= 11-9= 12-9= 12-7= 11-3= 13-6= 12-4= 11-8= 12-5= 17-9= 14-8= 15-9= 17-8= 11-5= 15-8= 16-9= 16-8= 13-7= 14-5= 15-7= 18-9= 11-5= 17-9= 15-9= 11-3= 14-9= 12-9= 12-7= 14-7=

20以退位减法(3)

14-6= 11-4= 11-2= 13-4= 12-3= 16-7= 15-6= 13-9= 13-8= 12-6= 14-7= 11-6= 17-9= 14-8= 15-9= 17-8= 11-5= 15-8= 16-9= 16-8= 11-9= 12-9= 12-7= 11-3= 13-7= 14-5= 15-7= 18-9= 11-7= 13-5= 14-9= 12-8= 13-6= 12-4= 11-8= 12-5= 13-8= 12-6= 14-7= 11-6= 12-3= 16-7= 15-6= 13-9= 11-5= 15-8= 16-9= 16-8=

20以退位减法(4)

11-9= 12-9= 12-7= 11-3= 14-6= 11-4= 11-2= 13-4= 11-5= 15-8= 16-9= 16-8= 13-6= 12-4= 11-8= 12-5= 17-9= 14-8= 15-9= 17-8= 13-7= 14-5= 15-7= 18-9= 12-3= 16-7= 15-6= 13-9= 13-8= 12-6= 14-7= 11-6= 11-7= 13-5= 14-9= 12-8= 11-9= 12-9= 12-7= 11-3= 13-7= 14-5= 15-7= 18-9= 13-6= 12-4= 11-8= 12-5=

20以退位减法(5)

11-5= 15-8= 16-9= 16-8= 17-9= 14-8= 15-9= 17-8= 13-6= 12-4= 11-8= 12-5= 12-3= 16-7= 15-6= 13-9= 11-9= 12-9= 12-7= 11-3= 13-8= 12-6= 14-7= 11-6= 11-7= 13-5= 14-9= 12-8= 14-6= 11-4= 11-2= 13-4= 13-7= 14-5= 15-7= 18-9= 11-7= 13-5= 14-9= 12-8= 13-8= 12-6= 14-7= 11-6= 12-3= 16-7= 15-6= 13-9=

20以退位减法(6)

17-9= 14-8= 15-9= 17-8= 11-5= 15-8= 16-9= 16-8= 13-8= 12-6= 14-7= 11-6= 11-7= 13-5= 14-9= 12-8= 14-6= 11-4= 11-2= 13-4= 13-7= 14-5= 15-7= 18-9= 12-3= 16-7= 15-6= 13-9= 11-9= 12-9= 12-7= 11-3= 13-6= 12-4= 11-8= 12-5= 12-3= 16-7= 15-6= 13-9= 14-6= 11-4= 11-2= 13-4= 13-8= 12-6= 14-7= 11-6=

20以退位减法(7)

11-9= 12-9= 12-7= 11-3= 12-3= 16-7= 15-6= 13-9= 13-6= 12-4= 11-8= 12-5= 11-5= 15-8= 16-9= 16-8= 12-6= 13-8= 14-7= 11-6= 17-9= 14-8= 15-9= 17-8= 11-7= 13-5= 14-9= 12-8= 13-7= 14-5= 15-7= 18-9= 14-6= 11-4= 11-2= 13-4= 12-6= 13-8= 14-7= 11-6= 12-3= 16-7= 15-6= 13-9= 11-5= 15-8= 16-9= 16-8=

20以退位减法(8)

12-3= 16-7= 15-6= 13-9= 13-6= 12-4= 11-8= 12-5= 13-8= 12-6= 14-7= 11-6= 11-9= 12-9= 12-7= 11-3= 17-9= 14-8= 15-9= 17-8= 11-7= 13-5= 14-9= 12-8= 13-7= 14-5= 15-7= 18-9= 14-6= 11-4= 11-2= 13-4= 11-5= 15-8= 16-9= 16-8= 14-6= 11-4= 11-2= 13-4= 13-7= 14-5= 15-7= 18-9= 11-9= 12-9= 12-7= 11-3=

20以退位减法( 9)

13-7= 14-5= 15-7= 18-9= 17-9= 14-8= 15-9= 17-8= 14-6= 11-4= 11-2= 13-4= 11-9= 12-9= 12-7= 11-3= 13-8= 12-6= 14-7= 11-6= 11-7= 13-5= 14-9= 12-8= 12-3= 16-7= 15-6= 13-9= 13-6= 12-4= 11-8= 12-5= 11-5= 15-8= 16-9= 16-8= 11-9= 12-9= 12-7= 11-3= 13-7= 14-5= 15-7= 18-9= 14-6= 11-4= 11-2= 13-4=

20以退位减法(10 )12-3= 16-7= 15-6= 13-9= 11-7= 13-5= 14-9= 12-8= 13-8= 12-6= 14-7= 11-6= 11-9= 12-9= 12-7= 11-3= 14-6= 11-4= 11-2= 13-4= 11-5= 15-8= 16-9= 16-8= 13-6= 12-4= 11-8= 12-5= 17-9= 14-8= 15-9= 17-8= 11-7= 13-5= 14-9= 12-8= 13-7= 14-5= 15-7= 18-9= 11-9= 12-9= 12-7= 11-3=

20以进位加法口算(1)

9+2= 8+6= 4+7= 8+8= 7+6= 9+8= 7+9= 4+9= 6+8= 9+9= 2+9= 9+4= 8+9= 3+8= 6+5= 4+8= 7+5= 5+8= 6+7= 7+4=

9+6= 3+9= 5+6= 8+5= 5+7= 6+6= 7+7= 9+5= 9+3= 7+8= 5+9= 8+3= 6+9= 8+7= 8+4= 9+7= 7+5= 5+8= 6+7= 7+4= 8+9= 3+8= 6+5= 4+8= 6+8= 9+9= 2+9= 9+4=

20以进位加法口算(2)

6+8= 9+9= 2+9= 9+4= 5+7= 6+6= 7+7= 9+5= 8+9= 3+8= 6+5= 4+8= 9+2= 8+6= 4+7= 8+8= 9+3= 7+8= 5+9= 8+3= 7+5= 5+8= 6+7= 7+4= 9+6= 3+9= 5+6= 8+5= 7+6= 9+8= 7+9= 4+9= 6+9= 8+7= 8+4= 9+7= 7+5= 5+8= 6+7= 7+4= 9+2= 8+6= 4+7= 8+8= 9+3= 7+8= 5+9= 8+3=

20以进位加法口算(3)

7+6= 9+8= 7+9= 4+9= 9+2= 8+6= 4+7= 8+8=

9+6= 3+9= 5+6= 8+5= 7+5= 5+8= 6+7= 7+4= 6+8= 9+9= 2+9= 9+4= 9+3= 7+8= 5+9= 8+3= 6+9= 8+7= 8+4= 9+7= 8+9= 3+8= 6+5= 4+8= 5+7= 6+6= 7+7= 9+5= 9+3= 7+8= 5+9= 8+3= 6+8= 9+9= 2+9= 9+4= 9+2= 8+6= 4+7= 8+8= 20以进位加法口算(4)

6+9= 8+7= 8+4= 9+7= 9+2= 8+6= 4+7= 8+8= 5+7= 6+6= 7+7= 9+5= 9+3= 7+8= 5+9= 8+3= 6+8= 9+9= 2+9= 9+4= 7+5= 5+8= 6+7= 7+4=

9+6= 3+9= 5+6= 8+5= 7+6= 9+8= 7+9= 4+9= 8+9= 3+8= 6+5= 4+8= 9+3= 7+8= 5+9= 8+3= 7+5= 5+8= 6+7= 7+4= 6+8= 9+9= 2+9= 9+4=

20以进位加法口算(5)

7+6= 9+8= 7+9= 4+9= 9+2= 8+6= 4+7= 8+8= 6+8= 9+9= 2+9= 9+4= 8+9= 3+8= 6+5= 4+8= 9+3= 7+8= 5+9= 8+3= 7+5= 5+8= 6+7= 7+4=

9+6= 3+9= 5+6= 8+5= 5+7= 6+6= 7+7= 9+5= 6+9= 8+7= 8+4= 9+7= 7+6= 9+8= 7+9= 4+9= 9+6= 3+9= 5+6= 8+5= 8+9= 3+8= 6+5= 4+8= 20以进位加法口算(6)

6+8= 9+9= 2+9= 9+4= 9+2= 8+6= 4+7= 8+8= 7+6= 9+8= 7+9= 4+9= 9+3= 7+8= 5+9= 8+3= 8+7= 8+4= 6+9= 9+7= 8+9= 3+8= 6+5= 4+8= 7+5= 5+8= 6+7= 7+4=

9+6= 3+9= 5+6= 8+5= 5+7= 6+6= 7+7= 9+5= 8+7= 8+4= 6+9= 9+7= 7+5= 5+8= 6+7= 7+4= 9+3= 7+8= 5+9= 8+3=

20以进位加法口算(7)

7+6= 9+8= 7+9= 4+9= 6+9= 8+7= 8+4= 9+7= 5+7= 6+6= 7+7= 9+5= 8+9= 3+8= 6+5= 4+8= 9+2= 8+6= 4+7= 8+8= 6+8= 9+9= 2+9= 9+4= 9+3= 7+8= 5+9= 8+3= 7+5= 5+8= 6+7= 7+4= 9+6= 3+9= 5+6= 8+5= 9+2= 8+6= 4+7= 8+8= 7+5= 5+8= 6+7= 7+4= 8+9= 3+8= 6+5= 4+8= 20以加减混合练习( 一 )

9+4= 15-9= 11-9= 9+5= 16-7= 11-4= 12-9= 4+7= 2+9= 16-8= 12-7= 6+7= 9+7= 12-3= 15-6= 5+8= 16-7= 11-7= 13-9= 8+7= 7+5= 13-6= 12-4= 6+6= 11-3= 12-5= 14-7= 4+7= 13-8= 9+9= 11-8= 11-6= 7+5= 11-7= 13-5= 14-9= 12-8= 11-2= 14-6= 13-4= 7+5= 13-7= 14-5= 15-7= 18-9= 17-9= 8+4= 14-8= 15-9= 7+3= 8+6= 17-8= 11-5= 16-9= 15-8= 9+3= 12-7= 11-9= 15-6= 8+5=

20以加减混合练习( 二 )

12-4= 9+2= 14-8= 8+6= 13-7= 14-5= 8+7= 11-9= 8+6= 11-3= 13-9= 11-5= 16-7= 13-5= 11-5= 7+9= 8+4= 13-6= 14-6= 5+7= 12-9= 11-3= 9+8= 15-6= 12-5= 8+5= 5+7= 13-5= 11-6= 8+6= 8+4= 14-6= 7+6= 9+9= 18-9= 17-8= 16-9= 15-7= 11-7= 5+9= 7+8= 8+4= 17-8= 6+9= 18-9= 7+7= 12-9= 12-7= 3+9= 6+7= 12-7= 4+8= 13-5= 12-4= 14-8= 13-5= 3+8= 11-4= 7+5= 13-4= 20以加减混合练习( 三 )

7+5= 13-7= 14-5= 15-7= 18-9= 17-9= 8+4= 14-8= 15-9= 7+3= 8+6= 17-8= 11-5= 16-9= 15-8= 9+3= 12-7= 11-9= 15-6= 8+5= 9+4= 15-9= 11-9= 9+5= 16-7= 11-4= 12-9= 4+7= 2+9= 16-8= 12-7= 6+7= 9+7= 12-3= 9+2= 5+8= 16-7= 13-9= 11-7= 8+7= 12-4= 15-6= 13-7= 8+6= 14-8= 11-3= 14-5= 8+7= 8+6= 11-9= 11-5= 13-9= 16-7= 13-5= 11-5= 7+9= 8+4= 14-6= 14-8= 5+7=

20以加减混合练习( 四 )

7+8= 8+4= 17-8= 6+9= 18-9= 7+7= 12-9= 12-7= 3+9= 12-7= 6+7= 13-5= 4+8= 13-4= 14-8= 3+8= 11-4= 9+8= 13-5= 7+5= 13-4= 12-9= 12-6= 15-6= 12-5= 8+5= 5+7= 13-5= 11-7= 8+6= 8+4= 14-6= 18-9= 17-8= 7+6= 9+9= 16-9= 15-7= 6+6= 5+9= 12-4= 11-7= 7+5= 13-6= 11-3= 12-5= 14-7= 4+7= 13-8= 9+9= 14-9= 11-8= 11-6= 11-7= 7+5= 13-5= 14-6= 13-4= 12-8= 11-2= 20以加减混合练习( 五 )

9+2= 15-9= 8+8= 13-8= 11-3= 9+4= 16-7= 6+7= 2+9= 11-5= 8+6= 11-2= 9+7= 14-8= 13-9= 6+9= 12-7= 12-7= 14-9= 15-8= 8+8= 18-9= 11-3= 8+4= 15-7= 6+7= 13-9= 6+9= 2+9= 11-5= 12-9= 15-9= 7+7= 12-5= 14-9= 16-8= 9+8= 11-2= 13-7= 9+7= 5+8= 14-8= 12-3= 12-9= 7+5= 16-9= 15-8= 13-7= 8+4= 17-8= 11-9= 12-7= 9+8= 11-4= 15-6= 11-8= 4+9= 12-6= 12-7= 12-4=

20以加减混合练习(六 )

6+8= 12-9= 16-9= 7+5= 15-8= 12-4= 11-9= 11-7= 9+3= 17-9= 17-8= 5+8= 15-8= 11-3= 12-7= 11-4= 9+8= 12-7= 4+9= 12-6= 4+7= 17-9= 13-7= 15-7= 9+9= 14-8= 13-5= 5+6= 7+8= 7+9= 14-6= 12-8= 8+4= 11-6= 6+6= 13-8= 12-4= 13-6= 12-5= 14-8= 15-7= 9+9= 13-7= 7+8= 8+5= 5+7= 8+4= 11-6= 4+7= 13-8= 17-9= 14-6= 12-8= 7+8= 13-6= 6+6= 8+9= 17-8= 15-9= 9+8= 20以加减混合练习(七 )

6+8= 12-9= 16-9= 7+5= 15-8= 12-4= 11-9= 11-7= 9+3= 17-9= 17-8= 5+8= 15-8= 11-3= 12-7= 11-4= 9+8= 12-7= 4+9= 12-6= 9+2= 15-9= 11-3= 9+4= 8+8= 13-8= 16-7= 6+7= 2+9= 11-5= 8+6= 11-2= 6+9= 13-9= 14-8= 9+7= 12-7= 12-7= 14-9= 15-8= 8+8= 18-9= 11-3= 8+4= 15-7= 6+7= 13-9= 6+9= 2+9= 11-5= 12-9= 15-9= 7+7= 12-5= 14-9= 16-8= 5+8= 11-2= 13-7= 9+7=

20以加减混合练习( 八 )

6+8= 12-9= 16-9= 7+5= 15-8= 12-4= 11-9= 11-7= 9+3= 9+8= 17-8= 5+8= 15-8= 11-3= 17-9= 12-7= 12-7= 11-4= 4+9= 12-6= 9+9= 15-7= 13-7= 14-8= 12-5= 5+7= 8+4= 11-6= 13-8= 17-9= 4+7= 7+8= 14-6= 12-8= 6+6= 13-6= 8+9= 17-8= 15-9= 9+8= 4+7= 17-9= 13-7= 15-7= 9+9= 14-8= 13-5= 5+6= 7+8= 7+9= 14-6= 12-8= 8+4= 11-6= 6+6= 13-6= 13-8= 8+5= 12-4= 7+8= 20以加减混合练习( 九 )

7+5= 13-6= 12-4= 6+6= 11-3= 12-5= 14-7= 4+7= 9+9= 13-8= 15-8= 11-6= 7+5= 11-7= 13-5= 14-9= 12-4= 10-2= 14-6= 13-4= 7+8= 8+4= 17-8= 6+9= 18-9= 7+7= 12-9= 12-7= 3+9= 6+7= 12-7= 13-5= 4+8= 13-4= 9+8= 11-4= 13-5= 7+5= 14-8= 5+8= 13-4= 14-8= 12-3= 12-9= 7+5= 15-8= 16-9= 13-7= 8+4= 17-8= 11-9= 9+8= 11-4= 12-7= 4+9= 12-6= 15-6= 11-8= 12-7= 12-4=

20以加减混合练习( 十 )

9+4= 15-9= 11-9= 9+5= 16-7= 11-4= 12-9= 4+7= 2+9= 16-8= 12-7= 6+7= 9+7= 12-3= 15-6= 5+8= 16-7= 11-7= 13-9= 8+7= 6+8= 12-9= 16-9= 7+5= 15-8= 12-4= 11-9= 11-7= 9+3= 17-9= 17-8= 5+8= 15-8= 9+8= 11-3= 12-7= 12-7= 11-4= 4+9= 12-6= 12-4= 9+2= 14-8= 8+6= 13-7= 14-5= 8+7= 11-9= 8+6= 11-3= 15-9= 11-5= 16-7= 13-5= 11-5= 7+9= 8+4= 13-6= 14-6= 5+7=

30+7= 65-5= 44-4= 1+80= 84-80= 74-4= 28-20= 60+7= 70-20= 60+40= 70+30= 30-10= 50-20= 5+90= 46-6= 10+50= 70-30= 71-1= 60+30= 30+70= 100-50= 50+50= 37-30= 91-1= 93-3= 6+40= 7+60= 30-0= 37-7= 100-60= 76-6= 46-6= 40+50= 78-8= 54-4= 8+70= 40+5= 100-70= 100-90= 6+40= 8+60= 78-8= 62-10= 92-90= 69-9= 80-40= 26-6= 98-8= 55-5= 70+30= 85-5= 86-80= 60+3= 100-80= 68-8= 2+30= 50+7= 80-60= 47-40= 27-7=

整十数加减法计算(1)

整十数加减法计算(2)

80+7= 100-40= 20+20= 10+80= 53-50= 79-9= 40+9= 6+80= 70+20= 72-2= 70+8= 30+10= 100-20= 59-9= 68-8= 55-50= 73-3= 70+6= 50+20= 30+40= 60+8= 8+20= 30+20= 9+20= 80+10= 80+8= 76-70= 30+6= 50+3= 0+100= 70+30= 46-6= 9+90= 100-100= 86-6= 7+70= 30+50= 10+70= 8+90= 70+8= 60-20= 80+10= 61-60= 52-50= 35-35= 55-5= 100-30= 86-6= 80-50= 38-8= 77-7= 40+30= 7+90= 36-6= 60-30= 50+50= 84-4= 30+60= 90-70= 80+9= 整十数加减法计算(3)2+30= 50+7= 80-60= 47-7= 27-20= 4+80= 28-8= 60+7= 70-20= 60+40= 10+50= 70-30= 71-1= 60+30= 30+70= 76-6= 46-40= 40+50= 78-8= 54-5= 39-9= 65-5= 44-4= 1+80= 84-4= 70+30= 30-10= 50-20= 5+90= 46-6= 100-50= 50+50= 37-7= 91-1= 93-3= 50+2= 7+60= 30-10= 37-7= 100-60= 97-7= 40+5= 100-70= 100-90= 6+40= 85-80= 86-6= 60+3= 100-80= 68-60= 8+60= 78-8= 61-0= 92-2= 69-9= 80-40= 26-6= 98-8= 55-5= 70+30=

整十数加减法计算(4)

60-20= 80+10= 91-90= 52-0= 35-35= 100-60= 74-70= 8+60= 70-50= 67-7= 60+8= 8+20= 30+20= 91+9= 80+10= 80+8= 76-6= 30+6= 50+3= 40+60= 79-9= 40+9= 6+80= 70+20= 72-70= 70+30= 46-6= 9+90= 100-100= 86-6= 7+70= 30+50= 10+70= 8+90= 70+8=

45-40= 100-30= 86-80= 80-50= 38-30= 77-70= 40+30= 7+90= 36-6= 60-30= 70+8= 30+10= 100-20= 59-50= 68-8= 55-5= 73-3= 70+1= 50+20= 30+40= 50+50= 84-4= 30+60= 90-70= 80+9= 整十数加减法计算 (5)

95-5= 73-70= 70+1= 50+20= 3+40= 80-40= 26-6= 98-8= 55-5= 70+30= 76-6= 46-6= 40+50= 78-8= 54-4= 39-9= 65-5= 44-40= 1+80= 87-80= 74-4= 28-8= 60+7= 70-20= 60+40= 35-5= 100-30= 86-6= 80-50= 88-8= 6+40= 7+60= 30-10= 37-30= 100-60= 60+8= 8+20= 30+20= 9+20= 80+10= 7+70= 30+50= 10+70= 8+90= 7+80= 100-70= 73-3= 8+60= 70-50= 72-2= 80+7= 100-40= 20+20= 10+80= 53-3= 60-60= 97-7= 8+60= 70-50= 97-7=

整十数加减法(8)

5+60= 30+1=

50+6= 3+70=

16-6= 85-5=

92-2= 2+50=

70-60= 37-30=

37-7= 97-90=

80+6= 100-40= 20+20= 10+80= 53-50= 79-9= 40+9= 6+80= 70+20= 72-2= 70+8= 30+10= 100-20= 59-9= 68-8= 55-50= 73-3= 70+6= 50+20= 30+40= 60+8= 8+20= 30+20= 9+20= 80+10= 80+8= 76-70= 30+6= 50+3= 20+7= 70+30= 46-40= 9+90= 100-100= 86-6= 7+70= 30+50= 10+70= 8+90= 70+8= 60-20= 80+10= 61-60= 52-50= 35-30= 55-5= 100-30= 86-6= 80-50= 38-8= 77-7= 40+30= 7+90= 36-6= 60-30= 50+50= 84-4= 30+60= 90-70= 80+9=

整十数加减法计算(6)

39-9= 20+80= 38-8= 40+60= 70+7= 84-4= 12-2= 50+5= 9) 52-2= 36-6= 76-70= 20+30= 60+40= 40+7= 80+9= 67-7= 91-1= 20+8=

90+10= 50+5= 60-50= 70+20= 20+80= 65-5= 90+2= 59-9=

90+10= 70+1= 2+20= 60+7= 70+30= 82-80= 40+60= 3+40= 66-6= 80+5=

70+30= 50+7= 80+3= 83-3= 22-20= 30+8= 60+7= 91-1=

20+9= 10+4= 4+30= 90+1= 99-9= 25-20= 57-7= 40+50= 77-7= 90+6=

55-50= 99-90= 10+90= 30+7= 20+3= 10+1= 4+40= 90+4=

4+30= 90+1= 89-9= 70-50= 57-50= 20+50= 87-80= 90-60= 52-2= 80+2=

90+1= 2+40= 57-7= 72-2= 70+8= 65-5= 90+2= 48-8=

30+9= 47-7= 73-3= 20+6= 70+8= 88-80= 7+60= 20+3= 98-8= 3+50=

80+6= 40+50= 95-5= 15-5= 44-40= 51-1= 70+9= 3+20=

75-70= 69-9= 98-90= 56-6= 50+5= 60+1= 10+3= 80+20= 2+60= 41-40=

十数加减法(

整十数加减法(10)

15-5= 87-80= 32-2= 30+5= 50+9= 4+50= 30+70= 60+9= 20+6= 70+6=

70+1= 34-4= 88-80= 93-3= 90-60= 22-2= 90-30= 83-3= 80+10= 86-6=

80+20= 56-50= 90-90= 10+3= 2+40= 26-6= 5+40= 40+50= 90+4= 93-3=

90-20= 3+30= 20+7= 66-6= 10+80= 45-5= 90+4= 90-30= 80+1= 50+1=

30+1= 39-9= 10-3= 30-7= 40+60= 60+7= 74-70= 10-2= 50+5= 10+70=

3+90= 90+10= 5+40= 57-7= 60+40= 70+8= 65-60= 90+2= 49-9= 50+8=

整十数加减法(11)

70+4= 80+1= 10+6= 59-9= 12-2= 30+2= 21-1= 66-6= 22-2= 90+3=

10+80= 90+3= 30+2= 80+9= 80+8= 10-4= 46-6= 30+4= 66-6= 80+5=

17-7= 35-5= 40+9= 83-3= 40+5= 60+5= 50+4= 99-9= 50+50= 36-6=

96-6= 10-3= 40+9= 83-3= 40+5= 50+4= 40+3= 39-9= 50+5= 35-5=

50+2= 60+8= 94-4= 30+7= 20+9= 90-30= 90-80= 40+5= 61-1= 20+80=

60+3= 70+9= 90-50= 4+80= 71-1= 92-2= 30+9= 56-50= 2+70= 90+2=

整十数加减法(12)

60+3= 46-6= 60+2= 70+2= 10+60= 2+60= 40+60= 89-9= 42-40= 80-50=

7+8= 8+4= 17-8= 6+9= 18-9= 7+7= 12-9= 12-7= 3+9= 12-7= 6+7= 13-5= 4+8= 13-4= 14-8= 3+8= 11-4= 9+8= 13-5= 7+5= 13-4= 12-9= 12-6= 15-6= 12-5= 8+5= 5+7= 13-5= 11-7= 8+6= 8+4= 14-6= 18-9= 17-8= 7+6= 9+9= 16-9= 15-7= 6+6= 5+9= 12-4= 11-7= 7+5= 13-6= 11-3= 12-5= 14-7= 4+7= 13-8= 9+9= 14-9= 11-8= 11-6= 11-7= 7+5= 13-5= 14-6= 13-4= 12-8= 11-2=

34-4= 88-8= 28-20= 75-5= 10+80= 90-80= 35-5= 83-80= 83-3= 70+9=

90+6= 90+6= 47-7= 70+9= 70+9= 60-50= 95-5= 96-6= 50+9= 50+9= 15-5= 66-60= 80+8= 30+40= 80+8= 60+5= 41-1= 90+6= 24-20= 70+8= 64-4= 60+7= 22-2= 60+7= 20+9= 74-4= 30+9= 68-8=

20+4=

79-9=

小学一年级数学(下)口算题(一)

6+20= 100-80= 60+1= 70+1= 70+30= 10+7= 45-5= 70+8= 41-40= 81-1=

小学一年级数学(下)口算题(二) 100-4= 83-11= 87-10= 83-12= 22+40= 82-11= 23+16= 26+( )=66 60-16= 66+12=

小学一年级数学(下)口算题(三)

94-5= 71-7= 77-5= 78-9= 45-42= 100-40= 81-9= 29-14= 80-43= 62-40= 100-84= 82-1= 52+8= 91-57= 46+40= 8-8= 37-10= 80+19= 36-8= 45-24= 99-90= 55+27= 73+6= 21+64= 44-34= 29-7= 82-12= 39+49= 56+25= 13+53= 54+39= 67+19= 51-40= 45+16= 7-3= 27+37= 23+74= 39+28= 6+78= 86-83= 29+36= 50-22= 8+69= 26+48= 47+36= 99+ 1= 50+50= 77-15= 26+38= 34+12= 29-13= 29-10= 99-66= 70+20= 13- 8= 39+ 2= 68+ 5= 33+11= 56+14= 23- 4= 44+( )=60 47-30= 24+9= 86-12= 69+( )=80 30+12= 30+70= 16+ 3= 60-20= 82- 6= 70-( )=20 21+47= 9 +54= 73-44= 44-15= 100-( )=80 23-( )=18 55+33= 86+9= 16+( )=56 74-13= 34+12= 66+5= 41-( )=30 69-13=

50+13=

50-27= 56-26= 51+25= 78-8= 小学一年级数学(下)口算题(四)

82-15= 62+4= 41+44= 34+41= 4+70= 73-10= 80-9= 79-15= 89-68=

小学一年级数学(下)口算题(五)

10+88= 75-31= 67-2= 58+28= 59-39= 49+32= 38-16= 52+15= 2+95= 14+47= 58-24= 31-29= 28-22= 83-31= 39-24= 79-10= 36-6= 70-69= 95-89= 20+75= 63-22= 40-12= 54+20= 46+5= 68+21= 80+20= 51+10= 47+50= 36-7= 10+88= 37-31= 57+6= 1+82= 11+63= 81-35= 51-40= 81-2= 35+17= 49-43= 31+67= 78+14= 84-11= 51-50= 98-16= 2-2= 16+38= 98-2= 48-25= 87+10= 83-54= 99-80= 58+27= 96-26= 31+20= 39+28= 49-21= 40+42= 93-40= 58-27= 37+45= 87+12= 47-23= 57+9= 68-16= 96-9= 70-44= 26+35= 40-18= 85-44= 28-26= 99-61=

26 + 48= 47 + 36= 50 - 27= 59 - 11= 12 + 61= 75 - 71= 55 - 50= 23 + 74= 7 - 3= 27 + 37= 56 - 26= 42 + 13= 39 + 42= 86 - 34= 88 - 78= 39 + 49= 29 - 7= 80 - 43= 51 + 25= 75 - 56= 79 - 26= 63 + 23= 67 - 53= 36 - 8= 37 - 10= 82 - 12= 78 - 8= 77 + 2= 72 - 60= 94 - 7= 38 - 28= 62 - 40= 29 - 14= 80 + 19= 50 + 13= 8 + 80= 26 + 27= 62 - 46= 72 + 13= 94 - 5= 56+17= 61+14= 7+69=

100-67= 39+44= 34-2= 64-9= 35-28= 63-45= 44+51= 36-20= 44+23= 43+24= 31-26= 47-41=

100 - 84= 6 + 78= 45 - 24= 77 - 5= 56 + 25= 82 - 1= 71 - 7= 99 - 90= 39 + 28= 13 + 53= 小学一

年级数学(下)口算题(六) 小学一年级数学(下)口算题(七)

90 - 47= 67 - 41= 61 - 49= 37 + 14= 43 - 21= 49 + 18= 34 - 18= 57 - 55= 46 - 17= 33 + 54=

小学一年级数学(下)口算题(八)

58 + 28= 36 - 7= 75 - 31= 67 - 2= 32 + 53= 73 + 1= 42 + 12= 61 + 17= 59 - 9= 49 + 6= 61 - 14= 82 - 77= 92 - 32= 51 - 25= 16 + 48= 88 - 28= 8 + 63= 99 - 67= 15 + 72= 79 + 6= 35 - 12= 77 - 52= 7 + 83= 64 - 46= 37 + 25= 45 + 9= 71 + 4= 80 - 19= 45 - 33= 50 - 16= 18 - 7= 91 - 29= 43 + 27= 43 - 6= 73 + 14= 31 + 67= 64 + 21= 27 - 5= 55 + 11= 31 + 24= 23 + 67= 3 + 83= 87 + 11= 19 + 49= 57 + 6= 10 + 88= 10 + 88= 37 - 31= 70 - 69= 52 + 15= 54 + 20= 46 + 5= 68 + 21= 39 - 24= 79 - 10= 36 - 6= 58 - 24= 40 - 12= 2 + 95= 14 + 47= 1 + 82= 28 - 22= 38 - 16= 56 + 17= 39 + 44= 7 + 69=

59 - 39= 49 + 32= 81 - 35= 100 - 67= 61 + 14= 34 - 2= 31 - 29= 11 + 63= 47 + 50= 64 - 9= 31 - 26= 63 - 45= 95 - 89= 51 + 10= 63 - 22= 44 + 51= 36 - 20= 44 + 23= 80 + 20= 20 + 75= 83 - 31= 43 + 24= 35 - 28= 47 - 41= 小学一年级数学(下)口算题(九)

35 + 31= 25 + 52= 5 + 68= 15 - 14= 7 + 55= 31 + 65= 73 + 26= 49 + 51= 95 - 92= 72 - 16=

小学一年级数学(下)口算题(十)

49 + 13= 65 + 1= 38 - 11= 32 + 45= 31 + 50= 34 + 23= 99 - 41= 80 - 11= 46 + 49= 13 + 55= 36 + 64= 97 - 40= 46 - 37= 95 - 44= 46 + 11= 91 - 45= 46 + 44= 1 + 59= 7 + 83= 98 - 43= 69 - 23= 85 - 39= 5 + 72= 53 + 27= 28 + 41= 56 + 4= 87 - 53= 2 + 96= 66 + 8= 40 + 59= 48 - 42= 43 - 33= 78 - 30= 75 + 6= 24 - 13= 7 + 77= 1 + 80= 49 - 10= 21 + 42= 45 - 24=

63-39= 70-56= 90-71= 43+46= 95-87= 24 + 40= 98 - 30= 95 - 46= 68 + 12= 91 - 56= 85 - 10= 76 + 4= 76 - 75= 38 + 21= 47 + 4=

87 - 83= 71 - 37= 96 + 1= 94 - 89= 66 - 25= 13 + 86= 93 - 40= 71 - 15= 42 + 30= 87 - 55= 42 - 2= 74 + 16= 91 + 9= 25 - 5= 34 - 4= 22 + 64= 43 + 23= 87 - 50= 39 + 46= 79 - 56= 56 + 13= 15 + 78= 60 + 16= 91 - 2= 71 + 3= 2 + 90= 96 - 61= 6 + 86= 64 - 5= 7 + 93= 2 + 76= 5 + 92= 55 - 51= 52 + 42= 66 - 55= 43 + 38= 77 + 5= 17 - 15= 13 + 83= 60 + 4=

46+12= 98-78= 45+29= 85+5= 21+75= 64-61= 26+64= 78-10= 92-14= 4+57= 90-14= 17-14= 29-15= 7+57= 69+25= 76+24= 66-22= 87-82= 6+61= 82+18= 94-27= 24-16= 66-37= 13+55= 7+57= 6+86= 53+11= 68+14= 47+6= 8+42= 23+39= 75-28= 88-61= 85-74= 80-36= 87-6= 78-38= 29-3= 92-53= 18+62= 45+7= 72-24= 99-4= 47+31= 95-93= 小学一年级数学(下)

口算题(十一)

小学一年级数学(下)口算题(十二)

100-45= 39+41= 55+39= 68+23= 44+28= 17+44= 63+31= 2+84= 85-27= 21+60=

10-7= 51+26= 73-7= 50+18= 66+5= 56-21= 16+82= 45+21= 51+4= 47-23= 81-63= 17+54= 58-45= 95-73= 31-13= 10+77= 24+41= 48+44= 80-79= 60-3= 68+23= 44+27= 17-6= 35-27= 86-56= 25-13= 79-28= 23+69= 8+56= 41-36= 55+39= 71+20= 100-45= 52-49= 17-5= 32+35= 27-1= 45+21= 61-34= 42+47=

小学一年级数学(下)口算题(十三)

79-36= 78-42= 87-70= 28+26= 20+74= 75-29= 63-48= 58-54= 25+33= 72+18=

小学一年级数学(下)口算题(十四)

45-6= 14-8= 37+39= 14+82= 55-20= 21+46= 37-16= 53-42= 97-93= 96-73= 34+36= 8+59= 16+68= 41+54= 60+13= 82-48= 85+11= 47-24= 81-48= 31+30= 8+58= 30+56= 62+10= 7+48= 100-88= 92-82= 63-47= 13+41= 51+32= 72-51= 34+39= 85-42= 58+12= 62+26= 18-9= 63-60= 29+21= 80-78= 77-57= 9+58= 88-18= 69+14= 62-48= 9+73= 93-20= 36+27= 20+56= 79-67= 20-5= 90-9= 30-20= 99-46= 79+4= 79-76= 66+5= 79-59= 53-17= 35+50= 8-2= 52+27= 98-71= 70+16= 42-11= 21+41= 85+1= 4+96= 32-26= 93-59= 19+44= 81+8= 47-37= 65+5= 70+3= 44-29= 91-11= 29+35= 10+58= 22+50= 51+29= 24+40=

37+33= 58-5= 80+16= 99-34= 28+65= 58-42= 88-45=

74+8= 49-38= 100-58= 31+42= 90-64= 81-35= 87-36= 54+13= 小学一年级数学(下)口算题(十五)

67-66= 67-36= 42+55= 77+7= 88-25= 18+73= 55+44= 53-10= 51+44= 21+68=

42+55= 16+72= 51+17= 20+43= 29+49= 99-87= 56+14= 98-55= 75-25= 20+69= 77+7= 20+43= 88-25= 16+72= 45+44= 67-11= 16+45= 50-3= 99-43= 9+50= 97-78= 29+49= 99-87= 75-37= 67-36= 39-34= 75+10= 25+73= 24-1= 34+54= 75-37= 45+44= 67-66= 97-78= 51+17= 86-54= 15+72= 63-32= 94+3= 29-16= 80-46= 71-68= 67+2= 80-16= 93-70= 3+61= 33-14= 64-17= 13-7= 35-12= 44-26= 75-43= 27+54= 49-2= 65+17= 51+19= 51+25= 65-61= 82-74= 45+13= 25+35= 72-35= 91+8= 51+25= 4+81= 65+17= 5+74= 91-60= 94-40= 39-11= 63+6= 72-17= 65-65= 59+40= 27+49= 3+61= 53-29= 92-2= 12+62= 85-28= 12+81= 5+74= 13-7= 65+17= 33-14= 小学一年级数学(下)

口算题(十六)

小学一年级数学(下)口算题(十七)

17+73= 53+33= 32-15= 60+3= 28+69= 100-94= 63-35= 12-7= 66-46= 10+69=

97-70= 47-11= 70+18= 37-20= 79-34= 50+1= 76+18= 3+73= 60-25= 90-46= 76+23= 88-88= 52+12= 88-15= 41+56= 27+30= 71+14= 57-55= 88-27= 45-3= 60-53= 54+13= 59-7= 58+21= 41-19= 30+28= 38-37= 93-43= 55-14= 100-9= 80-75= 94-24= 56+7= 49-4= 96-54= 41-28= 77+6= 1+83= 31-15= 61-50=

小学一年级数学(下)口算题(十八)

72-11= 51+49= 70+16= 20+38= 52+3= 70+2= 47+16= 38+52= 55+9= 38-19= 64+14= 4+96= 81-52= 29+61= 99-32= 17+46= 57-24= 36-22= 100-33= 24+74= 34+58= 96-22= 55+17= 79+6= 61+2= 10+85= 32+57= 93-38= 71+28= 26-8=

① ( )+7=19 ② 3+( ) =11 ③ ( ) +2=18 ④ ( )+4=12 19 7+( ) =12 20 6+( ) =18 21 19-( ) =16 22 8+( ) =19 ⑤ 5+( ) =15 ⑥ ( )-7=7 ⑦ ( )+4=13 ⑧ ( )+5=18 ⑨ ( )+9=13 ⑩ 19- ( ) =5 11 ( )+7=19 12 11-( ) =1 13 10-( ) =4 14 ( )-6=8 15 ( )-5=13 16 ( )+19=20 17 ( )+12=15 18 ( )-6=11

23 18+( ) =20 24 ( ) +13=14 25 ( ) +17=20 26 14-( ) =5 27 ( ) +7=13 28 17-( ) =9 29 10+( ) =16 30 11+( ) =14 31 ( ) -0=13 32 17+( ) =20 33 10-( ) =5 34 7+( ) =16 35 17-( ) =14 36 15+( ) =19

37 13- ( ) =0 38 ( ) -11=7 39 17-( ) =6 40 15+( ) =17 41 ( )-11=9 42 ( )+16=17 43 ( )-9=5 44 ( ) -10=9 45 15-( ) =6 46 7+( ) =12 47 ( ) +8=11 48 4+( ) =19 49 19-( ) =12 50 ( ) -16=0 51 19-( )=7 52 ( )+11=19 53 6+( )=19 54 ( )+3=14

55 20-( )=7 56 ( )+8=13 57 14+( )=17 58 15-( )=8 59 ( )-1=11 60 17-( )=12 61 17-( )=11 62 ( )-5=15 63 12+( )=16 64 ( )+5=16 65 12+( )=17 66 ( )+8=13 67 ( )-7=13 68 11+( )=16 69 0+( )=18 70 19-( )=5 71 17-( )=16 72 ( )+12=15

73 9+( )=13 74 ( )+9=14 75 17-( )=14 76 20-( )=9 77 ( )+8=16 78 ( )+7=16 79 ( )-7=3 80 5+( )=12 81 15-( )=9 82 14-( )=11 83 ( )+12=18 84 ( )+11=19 85 ( )-9=6 86 ( )+8=12 87 ( )+3=14 88 ( )+10=18 89 ( )-8=5 90 ( )-7=12

91 19+( )=19 92 ( )+7=15 93 ( )+3=13 94 14-( )=8 95 17-( )=11 96 ( )+13=17 97 18-( )=11 98 15-( )=6 99 ( )+12=18 100 ( )-12=7 101 ( )+13=16 102 12+( )=19 103 ( ) +8=15 104 ( ) +2=17 105 17-( )=1 106 ( )-13=4 107 ( )+7=19 108 ( ) +3=17

109 ( )+10=16 110 14-( )=11 111 ( )+13=17 112 19-( )=10 113 12+( )=17 114 ( )+9=16 115 ( )+8=15 116 ( )+7=11 117 ( )+5=16 118 ( )-6=12 119 13+( )=19 120 6+( )=15 121 17-( )=14 122 8+( )=14 123 3+( )=16 124 ( )+11=18 125 ( )-8=7 126 15-( )=2

127 ( )+4=14 128 19-( )=15 129 17+( )=18 130 20-( )=19 131 ( )-8=11 132 12+( )=13 133 12-( )=3 134 17+( )=20 135 12+( )=15 136 15-( )=13 137 20-( )=8 138 ( )-10=10 139 17+( )=20 140 6+( )=16 141 ( )-19=0 142 ( )+14=17 143 ( ) +12=18 144 ( ) +3=16

145 12-( )=12 146 10+( )=16 147 ( )-16=3 148 14-( )=3 149 5+( )=17 150 ( ) -7=8 151 16-( )=3 152 ( )-5=14 153 12+( )=18 154 ( ) -5=12 155 16-( )=5 156 ( )+7=16 157 12+( )=12 158 13-( )=4 159 20-( )=14 160 20-( )=9 161 19-( )=9 162 ( )-5=13

163 17-( )=10 164 ( )+9=17 165 17-( )=5 166 ( )-13=3 167 ( )-6=14 168 15-( )=4 169 20-( )=8 170 13+( )=20 171 14-( )=14 172 ( )-11=0 173 16-( )=7 174 ( )+7=16 175 20-( )=2 176 5+( )=16 177 ( ) +4=11 178 ( ) +14=18 179 ( )+11=19 180 19-( )=4

181 6-( )=0 182 12+( )=20 183 ( )-18=0 184 ( )-3=11 185 ( )+3=12 186 ( )-6=14 187 ( )-3=15 188 ( )+8=17 189 ( )+12=17 190 ( )-15=2 191 15-( )=11 192 ( )+12=14 193 ( )-15=4 194 20-( )=6 195 16-( )=7 196 ( )-10=2 197 12+( )=17 198 19-( )=18

199 ( )+11=20 200 ( )-19=1 201 17-( )=13 202 ( )+16=20 203 ( ) +8=19 204 13+( )=18 205 ( ) +15=20 206 20-( )=7 207 10+( )=19 208 ( )+16=20 209 ( )+13=18 210 ( ) -12=8 211 4+( )=17 212 ( )+13=17 213 ( ) -4=14 214 17-( )=8 215 13-( )=7 216 19-( )=17

217 13+( )=17 218 17-( )=9 219 ( )+16=17 220 ( )+10=14 221 ( )+7=17 222 ( )+9=15 223 ( )+6=12 224 7+( )=12 225 3+( )=8 226 ( )+5=16 227 17-( )=7 228 ( )-7=6 229 ( )+13=19 230 12+( )=17 231 20-( )=5 232 ( )+5=18 233 ( )-11=6 234 ( )+10=17

235 ( )-14=5 236 ( )+6=19 237 ( )-5=11 238 16-( )=13 239 ( )-4=12 240 ( )+9=13 241 14-( )=12 242 18-( )=17 243 19-( )=15 244 20-( )=16 245 20-( )=5 246 ( )+14=15 247 14+( )=18 248 ( )+6=17 249 ( ) -13=2 250 ( )-5=12 251 ( )-12=6 252 14+( )=17

253 ( ) +16=19 254 15+( )=17 255 ( ) -11=8 256 14+( )=19 257 ( )+6=20 258 ( )+7=14 259 ( ) -14=2 260 ( )-4=10 261 ( )-5=13 262 14-( )=6 263 ( )+12=15 264 9+( )=17 265 ( )+12=19 266 13+( )=20 267 15-( )=14 268 ( )+11=17 269 ( )+11=18 270 ( ) -10=6

271 7-( )=2 272 3+( )=9 273 ( )+10=17 274 ( )+5=19 275 ( )+15=17 276 ( )-5=15 277 2+( )=18 278 7+( )=18 279 16-( )=4 280 ( )+8=15 281 ( )+2=11 282 ( )-3=15 283 3+( )=19 284 17+( )=20 285 20-( )=16 286 18+( )=20 287 18-( )=13 288 11+( )=20

289 13-( )=4 290 17-( )=3 291 13+( )=17 292 ( )+14=18 293 ( )+6=14 294 ( )-7=4 295 ( )-6=12 296 ( )+14=20 297 20-( )=2 298 ( )+6=16 299 ( ) +5=17 300 14-( )=3 301 ( )+10=13 302 4+( ) =20 303 ( ) +12=18 304 ( )+5=20 305 15+( ) =15 306 ( )-7=11

307 ( )+3=12 308 ( )+6=17 309 ( )+8=14 310 20- ( ) =5 311 ( )+3=14 312 17-( ) =11 313 20-( ) =4 314 ( )-11=8 315 ( )-5=12 316 ( )+9=20 317 ( )+7=15 318 ( )-9=11 319 3+( ) =11 320 8+( ) =14 321 20-( ) =12 322 7+( ) =14 323 13+( ) =20 324 ( ) +8=14

325 ( ) +12=20 326 16-( ) =15 327 ( ) +7=13 328 18-( ) =11 329 12+( ) =15 330 13+( ) =17 331 ( ) -10=3 332 17+( ) =19 333 18-( ) =5 334 5+( ) =14 335 18-( ) =6 336 7+( ) =20 337 16- ( ) =10 338 ( ) -12=4 339 15-( ) =6 340 15+( ) =18 341 ( )-10=9 342 ( )+14=17

343 ( )-9=9 344 ( ) -11=7 345 18-( ) =5 346 5+( ) =17 347 ( ) +5=11 348 7+( ) =20 349 12-( ) =3 350 ( ) -12=0 351 15-( )=1 352 ( )+1=16 353 8+( )=17 354 ( )+6=14 355 16-( )=2 356 ( )+5=13 357 6+( )=12 358 12-( )=7 359 ( )-11=5 360 18-( )=14

361 16-( )=15 362 ( )-9=6 363 13+( )=16 364 ( )+5=14 365 15+( )=16 366 ( )+5=12 367 ( )-8=12 368 12+( )=17 369 0+( )=13 370 18-( )=5 371 15-( )=5 372 ( )+5=12 373 7+( )=15 374 ( )+9=16 375 5-( )=2 376 20-( )=11 377 ( )+8=14 378 ( )+5=11

379 ( )-7=13 380 9+( )=16 381 20-( )=9 382 20-( )=11 383 ( )+12=20 384 ( )+10=19 385 ( )-9=10 386 ( )+7=13 387 ( )+5=11 388 ( )+17=18 389 ( )-8=4 390 ( )-3=16 391 12+( )=20 392 ( )+8=16 393 ( )+8=12 394 17-( )=8 395 16-( )=12 396 ( )+11=17

397 19-( )=14 398 18-( )=6 399 ( )+5=18 400 ( )-13=7 401 ( )+8=16 402 7+( )=19 403 ( ) +6=14 404 ( ) +4=17 405 17-( )=13 406 ( )-13=5 407 ( )+9=19 408 ( ) +6=17 409 ( )+8=19 410 14-( )=10 411 ( )+11=20 412 19-( )=16 413 9+( )=17 414 ( )+9=10

415 ( )+8=14 416 ( )+5=12 417 ( )+9=17 418 ( )-7=13 419 6+( )=13 420 8+( )=10 421 17-( )=11 422 11+( )=14 423 13+( )=19 424 ( )+4=18 425 ( )-5=7 426 11-( )=2 427 ( )+7=14 428 10-( )=5 429 7+( )=19 430 19-( )=16 431 ( )-8=12 432 11+( )=20

433 13-( )=3 434 10+( )=20 435 6+( )=15 436 11-( )=2 437 13-( )=2 438 ( )-10=5 439 13+( )=17 440 5+( )=18 441 ( )-16=0 442 ( )+13=18 443 ( ) +6=7 444 ( ) +6=20 445 14-( )=3 446 7+( )=15 447 ( )-12=4 448 16-( )=4 449 8+( )=17 450 ( ) -3=7

451 11-( )=2 452 ( )-4=12 453 14+( )=17 454 ( ) -6=12 455 17-( )=5 456 ( )+3=11 457 10+( )=12 458 13-( )=7 459 19-( )=5 460 20-( )=14 461 19-( )=7 462 ( )-5=11 463 13-( )=10 464 ( )+7=15 465 13-( )=4 466 ( )-12=4 467 ( )-8=10 468 18-( )=5

469 20-( )=18 470 12+( )=19 471 17-( )=10 472 ( )-12=0 473 19-( )=17 474 ( )+7=15 475 18-( )=12 476 15+( )=17 477 ( ) +14=18 478 ( ) +13=20 479 ( )+5=14 480 12-( )=6 481 10-( )=2 482 11+( )=16 483 ( )-10=0 484 ( )-3=14 485 ( )+5=12 486 ( )-6=8

487 ( )-7=11 488 ( )+9=18 489 ( )+8=16 490 ( )-8=6 491 17-( )=12 492 ( )+5=17 493 ( )-4=14 494 16-( )=7 495 12-( )=8 496 ( )-11=2 497 17-( )=9 498 12-( )=31 499 ( )+15=19 500 ( )-14=3 501 14-( )=10 502 ( )+5=16 503 ( ) +11=17 504 6+( )=19

505 ( ) +12=16 506 13-( )=5 507 7+( )=15 508 ( )+4=20 509 ( )+5=18 510 ( ) -6=8 511 14+( )=18 512 ( )+6=17 513 ( ) -5=13 514 20-( )=3 515 16-( )=7 516 20-( )=3 517 8+( )=16 518 17-( )=9 519 ( )+13=18 520 ( )+5=14 521 ( )+9=13 522 ( )+8=11

523 ( )+7=14 524 8+( )=12 525 6+( )=8 526 ( )+8=17 527 17-( )=9 528 ( )-10=6 529 ( )+13=20 530 12+( )=20 531 20-( )=5 532 ( )+13=18 533 ( )-12=6 534 ( )+10=18 535 ( )-11=4 536 ( )+8=17 537 ( )-4=8 538 20-( )=3 539 ( )-9=6 540 ( )+7=11

541 19-( )=1 542 12-( )=7 543 14-( )=5 544 13-( )=6 545 16-( )=8 546 ( )+5=12 547 7+( )=19 548 ( )+8=17 549 ( ) -5=12 550 ( )-7=2 551 ( )-2=16 552 9+( )=17 553 ( ) +8=19 554 7+( )=17 555 ( ) -9=8 556 6+( )=19 557 ( )+6=17 558 ( )+5=13

559 ( ) -8=12 560 ( )-7=8 561 ( )-6=14 562 17-( )=8 563 ( )+8=11 564 10+( )=17 565 ( )+13=18 566 1+( )=20 567 10-( )=3 568 ( )+5=17 569 ( )+10=18 570 ( ) -12=6 571 17-( )=2 572 3+( )=19 573 ( )+17=20 574 ( )+15=19 575 ( )+3=20 576 ( )-6=11

577 12+( )=20 578 9+( )=17 579 13-( )=4 580 ( )+7=15 581 ( )+2=16 582 ( )-3=14 583 13+( )=17 584 10+( )=20 585 19-( )=6 586 11+( )=14 587 13-( )=3 588 6+( )=10 589 17-( )=14 590 15-( )=1 591 1+( )=16 592 ( )+9=17 593 ( )+5=14 594 ( )-4=4

595 ( )-8=12 596 ( )+3=20 597 10-( )=2 598 ( )+7=16 599 ( ) +5=17 600 46-( )=13 ① 20+( )=28 ② 20+( )=39 ③ 15+( )=45 ④ 37+( )=68 ⑤ 45+( )=61 ⑥ 25+( )=45 ⑦ 37+( )=77 ⑧ 75+( )=78 ⑨ 29+( )=57 ⑩ ( )+34=59 11 ( )+30=35 12 ( )+9=59

13 ( )+17=87 14 ( )+36=96 15 ( )+27=75 16 ( )+6=24 17 ( )+10=19 18 ( )+42=76 19 ( )+14=54 20 ( )+19=37

21 ( )+23=79

22 45-( )=45 23 55-( )=45 24 50-( )=45 25 45-( )=5 26 73-( )=23 27 90-( )=10 28 47-( )=27 29 55-( )=20 30 78-( )=60 31 98-( )=63 32 100-( )=40 33 67-( )=54 34 78-( )=24

35 96-( )=36 36 46-( )=24 37 69-( )=9 38 56-( )=17 39 95-( )=15 40 70-( )=35 41 69-( )=68 42 99-( )=9

43 ( )-30=20 44 ( )-5=70 45 ( )-22=2 46 ( )-15=65 47 ( )-70=20 48 ( )-30=19 49 ( )-16=44 50 ( )-27=30 51 ( )-40=19 52 ( )-57=29 53 ( )-24=37 54 ( )-17=64 55 ( )-45=21 56 ( )-65=11

57 ( )-45=33 58 ( )-30=48 59 ( )-19=27 60 ( )-18=34 61 ( )-23=34 62 ( )-70=20 63 ( )-18=40 64 ( )+35=62 65 25+( ) =55 66 ( ) +7=77 67 ( )+61=75 68 33+( ) =74 69 ( )-43=56 70 ( )+29=73 71 ( )+25=65 72 ( )+20=75 73 48- ( ) =32 74 ( )+25=57 75 36-( ) =35 76 39-( ) =34 77 ( )-53=27 78 ( )-34=34 79 ( )+19=40

80 ( )+24=35 81 ( )-26=64 82 35+( ) =60 83 59+( ) =67 84 59-( ) =6 85 58+( ) =67 86 38+( ) =98 87 ( ) +53=57 88 ( ) +47=67 89 54-( ) =34 90 ( ) +36=75 91 75-( ) =40 92 59+( ) =69 93 51+( ) =67 94 ( ) -20=63 95 34+( ) =58 96 58-( ) =25 97 68+( ) =88 98 57-( ) =41 99 46+( ) =69 100 64- ( ) =0 101 ( ) -12=37 102 36-( ) =19

103 8+( ) =14 104 ( )-1=12 105 ( )+66=7 106 ( )-7=24 107 ( ) -11=65 108 66-( ) =14 109 3+( ) =63 110 ( ) +13=41 111 12+( ) =39 112 69-( ) =27 113 ( ) -65=0 114 26-( )=5 115 ( )+43=69 116 5+( )=61 117 ( )+64=89 118 78-( )=45 119 ( )+12=34 120 54+( )=67 121 98-( )=67 122 ( )-57=13 123 57-( )=11 124 24-( )=16 125 ( )-21=15

126 22+( )=55 127 ( )+28=78 128 42+( )=66 129 ( )+12=87 130 ( )-47=13 131 71+( )=98 132 0+( )=57 133 67-( )=20 134 57-( )=16 135 ( )+13=24 136 39+( )=54 137 ( )+19=87 138 75-( )=46 139 98-( )=8 140 ( )+46=69 141 ( )+43=93 142 ( )-11=57 143 24+( )=47 144 53-( )=17 145 75-( )=24 146 ( )+32=54 147 ( )+46=86 148 ( )-10=52

149 ( )+57=61 150 ( )+27=94 151 ( )+0=38 152 ( )-77=4 153 ( )-50=11 154 53+( )=78 155 ( )+45=68 156 ( )+29=79 157 89-( )=88 158 78-( )=19 159 ( )+45=67 160 90-( )=80 161 78-( )=35 162 ( )+22=66 163 ( )-11=44 164 ( )+23=67 165 73+( )=88 166 ( ) +25=68 167 ( ) +79=87 168 100-( )=1 169 ( )-11=44 170 ( )+27=97 171 ( ) +33=77

172 ( )+0=56 173 88-( )=55 174 ( )+23=75 175 69-( )=0 176 32+( )=88 177 ( )+45=57 178 ( )+35=54 179 ( )+17=35 180 ( )+18=35 181 ( )-14=20 182 30+( )=78 183 78+( )=80 184 45-( )=40 185 12+( )=50 186 18+( )=57 187 ( )+12=35 188 ( )-8=50 189 80-( )=52 190 ( )+24=60 191 79-( )=50 192 57+( )=82 193 59-( )=29 194 ( )-8=32

195 32+( )=52 196 52-( )=23 197 54+( )=98 198 52+( )=68 199 57-( )=33 200 99-( )=22 201 ( )-0=19 202 70+( )=87 203 45+( )=87 204 ( )-89=0 205 ( )+74=98 206 ( ) +52=67 207 ( ) +53=68 208 72-( )=70 209 57+( )=59 210 ( )-6=68 211 75-( )=36 212 65+( )=56 213 ( ) -63=8 214 72-( )=23 215 ( )-24=11 216 23+( )=67 217 ( ) -39=2

218 78-( )=24 219 ( )+34=64 220 49+( )=87 221 78-( )=50 222 65-( )=10 223 87-( )=19 224 69-( )=14 225 ( )-19=50 226 75-( )=0 227 ( )+76=87 228 92-( )=75 229 ( )-12=11 230 ( )-25=11 231 48-( )=9 232 34-( )=8 233 13+( )=32 234 25-( )=14 235 ( )-11=0 236 53-( )=14 237 ( )+57=87 238 54-( )=23 239 67+( )=96 240 ( ) +29=42

241 ( ) +24=63 242 ( )+27=36 243 29-( )=14 244 54-( )=15 245 12+( )=22 246 ( )-53=0 247 ( )-35=14 248 ( )+43=67 249 ( )-46=59 250 ( )-17=58 251 ( )+80=14 252 ( )+32=72 253 ( )-52=91 254 61-( )=17 255 ( )+22=23 256 ( )-45=44 257 75-( )=64 258 89-( )=19 259 ( )-40=52 260 74-( )=39 261 45-( )=27 262 ( )+11=29 263 ( )-19=22

264 44-( )=16 265 ( )+26=54 266 ( ) +18=79 267 42+( )=67 268 ( ) +49=68 269 80-( )=57 270 0+( )=59 271 ( )+62=68 272 ( )+23=42 273 ( ) -24=40 274 45+( )=75 275 ( )+73=86 276 ( ) -46=15 277 52-( )=18 278 45-( )=35 279 15-( )=7 280 11+( )=67 281 74-( )=8 282 ( )+76=82 283 ( )+45=56 284 ( )+17=78 285 ( )+19=57 286 ( )+42=57

287 4+( )=68 288 18+( )=19 289 ( )+5=61 290 57-( )=17 291 ( )-57=8 292 ( )+73=79 293 22+( )=45 294 66-( )=15 295 ( )+15=38 296 ( )-21=16 297 ( )+45=50 298 ( )-14=15 299 ( )+36=11 300 ( )-55=11 301 78-( )=39 302 ( )-58=12 303 ( )+19=16 304 35-( )=13 305 59-( )=17 306 23-( )=15 307 58-( )=16 308 57-( )=15 309 ( )+44=85

310 44+( )=65 311 ( )+13=49 312 ( ) -13=36 313 ( )-16=18 314 ( )-42=16 315 42+( )=51 316 ( ) +26=33 317 15+( )=27 318 ( ) -16=80 319 27+( )=59 320 ( )+25=36 321 ( )+18=18 322 ( ) -44=14 323 ( )-24=18 324 ( )-44=12 325 62-( )=45 326 ( )+45=69 327 19+( )=42 328 ( )+43=88 329 43+( )=58 330 42-( )=4 331 ( )+42=63 332 ( )+19=41

333 ( ) -40=67 334 69-( )=7 335 63+( )=86 336 ( )+34=56 337 ( )+14=80 338 ( )+15=24 339 ( )-9=24 340 45+( )=57 341 45+( )=88 342 68-( )=67 343 ( )+47=85 344 ( )+48=57 345 ( )-43=57 346 43+( )=94 347 47+( )=64 348 78-( )=16 349 85+( )=90 350 48+( )=57 351 19+( )=67 352 22-( )=15 353 57-( )=42 354 30+( )=59 355 ( )+14=18

356 ( )+6=68 357 ( )-19=18 358 ( )-17=21 359 ( )+14=36 360 100-( )=20 361 ( )+61=75 362 ( ) +43=49 363 76-( )=50 364 ( )+45=53 365 45+( ) =78 366 ( ) +7=24 367 ( )+11=46 368 13+( ) =57 369 ( )-13=16 370 ( )+19=33 371 ( )+15=22 372 ( )+12=55 373 73- ( ) =12 374 ( )+15=49 375 40-( ) =22 376 90-( ) =14 377 ( )-30=70 378 ( )-14=37

379 ( )+9=46 380 ( )+10=45 381 ( )-6=24 382 45+( ) =75 383 29+( ) =98 384 71-( ) =56 385 46+( ) =89 386 8+( ) =50 387 ( ) +13=44 388 ( ) +27=27 389 42-( ) =24 390 ( ) +26=46 391 73-( ) =47 392 49+( ) =86 393 19+( ) =36 394 ( ) -50=14 395 57+( ) =86 396 45-( ) =35 397 75+( ) =83 398 54-( ) =24 399 25+( ) =29 400 14- ( ) =0 401 ( ) -12=27

402 35( ) =29 403 12+( ) =54 404 ( )-17=13 405 ( )+26=70 406 ( )-17=40 407 ( ) -11=50 408 76-( ) =40 409 33+( ) =53 410 ( ) +13=42 411 42+( ) =49 412 49-( ) =7 413 ( ) -45=0 414 57-( )=45 415 ( )+13=59 416 50+( )=65 417 ( )+14=35 418 84-( )=70 419 ( )+16=37 420 14+( )=67 421 35-( )=18 422 ( )-13=13 423 14-( )=11 424 29-( )=6

425 ( )-21=15 426 22+( )=55 427 ( )+8=20 428 54+( )=56 429 ( )+52=66 430 ( )-17=33 431 12+( )=42 432 23+( )=68 433 53-( )=15 434 49-( )=16 435 ( )+42=55 436 19+( )=74 437 ( )+19=77 438 45-( )=24 439 17-( )=9 440 ( )+51=57 441 ( )+16=63 442 ( )-14=3 443 60+( )=73 444 42-( )=17 445 56-( )=4 446 ( )+52=67 447 ( )+16=72

448 ( )-10=45 449 ( )+17=56 450 ( )+27=99 451 ( )+10=35 452 ( )-17=14 453 ( )-17=69 454 13+( )=57 455 ( )+14=24 456 ( )+16=35 457 47-( )=18 458 48-( )=14 459 ( )+44=76 460 89-( )=12 461 89-( )=85 462 ( )+13=83 463 ( )-11=54 464 ( )+53=68 465 13+( )=58 466 ( ) +55=73 467 ( ) +19=20 468 20-( )=19 469 ( )-11=40 470 ( )+17=90

471 ( ) +43=70 472 ( )+10=36 473 49-( )=21 474 ( )+43=55 475 49-( )=0 476 42+( )=85 477 ( )+45=50 478 ( )+50=63 479 ( )+17=22 480 ( )+18=53 481 ( )-14=29 482 13+( )=56 483 17+( )=24 484 25-( )=14 485 16+( )=55 486 8+( )=54 487 ( )+11=27 488 ( )-8=15 489 26-( )=12 490 ( )+14=31 491 49-( )=15 492 17+( )=82 493 59-( )=9

494 ( )-58=12 495 42+( )=80 496 92-( )=53 497 47+( )=69 498 20+( )=24 499 24-( )=3 500 100-( )=80 501 ( )-40=17 502 70+( )=82 503 46+( )=80 504 ( )-19=70 505 ( )+41=63 506 ( ) +20=77 507 ( ) +30=42 508 24-( )=12 509 75+( )=90 510 ( )-6=35 511 42-( )=13 512 50+( )=75 513 ( ) -43=8 514 52-( )=13 515 ( )-41=11 516 23+( )=87

517 ( ) -19=12 518 35-( )=15 519 ( )+14=13 520 19+( )=33 521 68-( )=35 522 65-( )=13 523 78-( )=9 524 24-( )=65 525 ( )-19=28 526 35-( )=35 527 ( )+46=57 528 57-( )=29 529 ( )-12=0 530 ( )-15=52 531 35-( )=19 532 54-( )=18 533 53+( )=79 534 35-( )=14 535 ( )-11=30 536 43-( )=17 537 ( )+17=25 538 24-( )=12 539 78+( )=85

540 ( ) +19=35 541 ( ) +44=65 542 ( )+10=45 543 90-( )=44 544 49-( )=15 545 22+( )=57 546 ( )-13=55 547 ( )-14=35 548 ( )+3=64 549 ( )-6=54 550 ( )-17=15 551 ( )+18=35 552 ( )+22=27 553 ( )-15=49 554 15-( )=10 555 ( )+12=30 556 ( )-50=42 557 43-( )=16 558 57-( )=34 559 ( )-40=29 560 44-( )=29 561 25-( )=7 562 ( )+14=50

563 ( )-19=2 564 76-( )=26 565 ( )+36=69 566 ( ) +18=90 567 42+( )=70 568 ( ) +9=86 569 60-( )=57 570 30+( )=63 571 ( )+16=43 572 ( )+13=22 573 ( )-12=28 574 15+( )=70 575 ( )+53=59 576 ( ) -6=57 577 72-( )=18 578 52-( )=45 579 42-( )=17 580 42+( )=88 581 43-( )=18 582 ( )+24=75 583 ( )+46=76 584 ( )+45=59 585 ( )+19=20

586 ( )+18=20 587 4+( )=29 588 48+( )=59 589 ( )+25=36 590 97-( )=57 591 ( )-17=28 592 ( )+13=35 593 12+( )=41 594 31-( )=15 595 ( )+15=81 596 ( )-23=51 597 ( )+24=50 598 ( )-32=57 599 ( )+35=98 600 ( )-54=13 601 25-( )=13 602 ( )-75=11 603 ( )+13=49 604 75-( )=53 605 79-( )=76 606 61-( )=54 607 67-( )=16 608 51-( )=50

609 ( )+41=85 610 44+( )=57 611 ( )+13=69 612 ( ) -13=28 613 ( )-16=21 614 ( )-32=54 615 41+( )=61 616 ( ) +16=35 617 25+( )=77 618 ( ) -16=80 619 27+( )=79 620 ( )+15=54 621 ( )+48=69 622 ( ) -14=14 623 ( )-24=10 624 ( )-75=12 625 56-( )=5 626 ( )+12=63 627 42+( )=51 628 ( )+13=18 629 13+( )=75 630 21-( )=13 631 ( )+20=71

632 ( )+19=42 633 ( ) -43=46 634 19-( )=7 635 13+( )=81 636 ( )+10=66 637 ( )+20=91 638 ( )+15=71 639 ( )-19=50 640 20+( )=67 641 70+( )=84 642 64-( )=48 643 ( )+17=35 644 ( )+18=51 645 ( )-37=51 646 30+( )=49 647 70+( )=84 648 35-( )=16 649 64+( )=76 650 18+( )=54 651 19+( )=50 652 24-( )=19 653 75-( )=24

654 31+( )=42

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