新四年级下递等式计算题

① 25-15-80 ② 26-6-64 ③ 27+3-48 ④ 28+12-32 ⑤ 29+21-16 ⑥ 30+30+0 ⑦ 31+39+16 22 46+24-44 23 47+33-28 24 48+42-12 25 49+51+4 26 50+60+20 27 51+69+36 28 52+78+52 29 53+87+68 30 54+96+84 31 55-45-200 32 56-36-184 33 63+27-72 34 64+36-56 35 65+45-40 36 66+54-24 37 67+63-8 38 68+72+8 39 69+81+24 40 (45-17)+(9-3) 41 (45-17)+(9-6) 42 (45-18)+(9-3) 43 (45-18)+(9-6) 44 (45-27)+(9-3) 45 (45-27)+(9-6) 46 (45-28)+(9-3) 47 (45-28)+(9-6) 48 (46-17)+(8-3) 49 (46-17)+(8-5) 50 (46-19)+(8-3) 51 (46-19)+(8-5) 52

(46-27)+(8-3)

⑧ 32+48+32 ⑨ 33+57+48 ⑩ 34+66+64 11 35+75+80 12 36+84+96 13 37+93+112 14 38+102+128 53 (46-27)+(8-5) 54 (46-29)+(8-3) 55 (46-29)+(8-5) 56 (54-16)+(9-2) 57 (54-16)+(9-7) 58 (54-18)+(9-2) 59 (54-18)+(9-7) 60 (54-36)+(9-2) 61 (54-36)+(9-7) 62 (54-38)+(9-2) 63 (54-38)+(9-7) 64 (57-18)+(6-2) 65 (57-18)+(6-4) 66 (57-19)+(6-2) 67 (57-19)+(6-4) 68 (57-38)+(6-2) 69 (57-38)+(6-4) 70 (57-39)+(6-2) 71 (57-39)+(6-4) 72 (63-15)+(9-2) 73 (63-15)+(9-7) 74 (63-18)+(9-2) 75 (63-18)+(9-7) 76 (63-45)+(9-2) 77 (63-45)+(9-7) 78 (63-48)+(9-2) 79 (63-48)+(9-7) 80 (64-25)+(8-1) 81 (64-25)+(8-7) 82 (64-29)+(8-1) 83

(64-29)+(8-7)

15 39+111+144 16 40-30-140 17 41-21-124 18 42-12-108 19 43-3-92 20 44+6-76 21

45+15-60

84 (64-35)+(8-1) 85 (64-39)+(8-1) 86 (64-39)+(8-7) 87 (67-18)+(5-2) 88 (67-18)+(5-3) 89 (67-19)+(5-2) 90 (67-19)+(5-3) 91 (67-28)+(5-1) 92 (67-28)+(5-4) 93 (67-29)+(5-1) 94 (67-29)+(5-4) 95 (67-38)+(5-1) 96 (67-38)+(5-4) 97 (67-39)+(5-1) 98 (67-39)+(5-4) 99 (67-48)+(5-2) 100 (67-48)+(5-3) 101 (67-49)+(5-2) 102 (67-49)+(5-3) 103 (72-14)+(9-3) 104 (72-14)+(9-6) 105 (72-18)+(9-3) 106 (72-18)+(9-6) 107 (72-54)+(9-3) 108 (72-54)+(9-6) 109 (72-58)+(9-3) 110 (72-58)+(9-6) 111 (73-14)+(8-2) 112 (73-14)+(8-6) 113 (73-19)+(8-2) 114 (73-19)+(8-6)

115 (73-54)+(8-2) 116 (73-54)+(8-6) 117 (73-59)+(8-2) 118 (73-59)+(8-6) 119 (81-24)+(9-3) 120 (81-24)+(9-6) 121 (81-27)+(9-3) 122 (81-27)+(9-6) 123 (81-35)+(9-2) 124 (81-35)+(9-7) 125 (81-36)+(9-2) 126

(81-36)+(9-7) 127 (81-45)+(9-2) 128 (81-45)+(9-7) 129 (81-46)+(9-2) 130 (81-46)+(9-7) 131 (81-54)+(9-3) 132 (81-54)+(9-6) 133 (81-57)+(9-3) 134 (81-57)+(9-6) 135 (83-14)+(7-2) 136 (83-14)+(7-5) 137 (83-19)+(7-2) 138 (83-19)+(7-5) 139 (83-24)+(7-1) 140 (83-24)+(7-6) 141 (83-29)+(7-1) 142 (83-29)+(7-6) 143 (83-54)+(7-1) 144 (83-54)+(7-6) 145 (83-59)+(7-1) 146 (83-59)+(7-6) 147 (83-64)+(7-2) 148 (83-64)+(7-5) 149 (83-69)+(7-2) 150 (83-69)+(7-5)