0.072/87.5+87.5*0.028用简便方法计算

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0.072/87.5+87.5*0.028用简便方法计算
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0.072/87.5+87.5*0.028用简便方法计算
0.072/87.5+87.5*0.028用简便方法计算

0.072/87.5+87.5*0.028用简便方法计算
写错了吧?
0.072*87.5+87.5*0.028
=87.5*0.072+87.5*0.028
=87.5(0.072+0.028)
=87.5*0.1
=8.75