36/7÷0.24-(16/7)×0.87 简便运算
没了
人气:401 ℃ 时间:2020-04-22 14:39:38
解答
36/7÷0.24-(16/7)×0.87
=(36/0.24)/7-(16*0.87)/7
=150/7-13.92/7
=(150-13.92)/7
=136.08/7
=19.44
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