7.96除以(7.96乘0.04)怎么简便

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7.96除以(7.96乘0.04)怎么简便
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7.96除以(7.96乘0.04)怎么简便
7.96除以(7.96乘0.04)怎么简便

7.96除以(7.96乘0.04)怎么简便
7.96除以(7.96乘0.04)
=7.96÷7.96÷0.04
=1÷0.04
=25÷1
=25

7.96÷(7.96×0.04)
=7.96÷7.96÷0.04
=1÷0.04
=25

括号打开,分别除,相当于1除0.04

把7.96和0.04都扩大100倍,再用796除4的得数扩大100倍

7.96÷(7.96×0.04)
=7.96÷7.96÷0.04
=1÷0.04
=100÷4
=25