28+3212-6 500/4-135 24/(75-67)60 (65+57)(48/6) 简便运算要脱式计算,

分类: 作业答案 • 2022-01-02 16:12:18

问题描述：

28+32*12-6 500/4-13*5 24/(75-67)*60 (65+57)*(48/6) 简便运算
要脱式计算,

答

28+32*12-6
=28+384-6
=22+384
=406
500/4-13*5
=125-65
=60
24/(75-67)*60
=24/8*60
=3*60
=180
(65+57)*(48/6)
=122*8
=976

28+32*12-6 500/4-13*5 24/(75-67)*60 (65+57)*(48/6) 简便运算要脱式计算,