
8.6+1.4÷0.16简便计算?
1个回答
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8.6+1.4÷0.16
=8.6+140÷16
=8.6+35÷4
=8+0.6+8+3/4
=8+8+3/5+3/4
=16+12/20+15/20
=16+27/20
=16+1+7/20
=17又7/20
=8.6+140÷16
=8.6+35÷4
=8+0.6+8+3/4
=8+8+3/5+3/4
=16+12/20+15/20
=16+27/20
=16+1+7/20
=17又7/20
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