三年级上册数学脱式计算练习题.doc

文档介绍：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)×6268×6-98236-100×2(52+56)×6== = == = = =4×156+8918×(365-246)781-81×5 152×4-351= ==== = = =56×0+25678×(4+4)265-(156+52)(63-63)×6== = == = ==81÷9+752561-45+452156+56÷872÷8×9= = ======636+0-636752-52+63563×3-169372-196+542= =======(25+63)-72854+36-67864÷(96-88)563×1-346= =======63÷7×9(98-7)÷9563×1+26251×6×0= =======46+96×156÷7×0(598-436)×5625+26-681========586×5-596 845-762+152(632-512)+6356+(842-632)========