计算综合运算时.先 再 .有括号的先算 . 没有括号时 .等号写在算式的 .
（234-155）×6 268×6-98 236-100×2 （52+56）×6
= = =
= =
4×156+891 8351 = =
56×0+256 78×6
= = =
81÷9+752 561-45+452 156+56=
= = = = 636+0-636 752-52+63 563196+542 =
= = = =
（25+63）-72 854+36-678 64346 =
= = = =
63÷7×9 =
= = = =
=
=
×（365-246） 781-81= = = =
=
×(4+4) 265-(156+52) (63-63) =
=
= =
=
= =
= = =
= = =
（98-7）÷9 563= = =
1 / 2
×5 ÷8 72×3-169 372-÷（96-88） 563×1+26 251= 152×4-
=
=
÷8×9 ×1-×6×0 46+96×1 56÷7×0 （598-436）×5 625+26-681
= = = = = = = = 586×5-596 845-762+152 (632-512)+63 56+(842-
632)
= = = = = = = =
2 / 2
因篇幅问题不能全部显示，请点此查看更多更全内容