脱式计算 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 8= = 56×0+256 78= = = 81÷9+752 561-45+452 156+56= = = = = 636+0-636 752-52+63 563= = = = = （25+63）-72 854+36-678 64= = = = = 63÷7×9 = = = = = 46+96×1 56= = = = = = = = 586×5-596 ×（365-246） 781-81= = = = = ×(4+4) 265-(156+52) (63-63) = = = = = = = = = = = = = （98-7）÷9 563= = = ÷7×0 845-762+152 (632-512)+63 56+(842-632) ×5 ÷8 72×3-169 372-196+542 ÷（96-88） 563×1+26 251（598-436）×5 625+26-681 152×4-351 = ×6 = ÷8×9 ×1-346 ×6×0 = = = = = = = = 本文来源：https://www.wddqw.com/doc/886f2fe1ec630b1c59eef8c75fbfc77da3699701.html