
5.6×0.45+0.56×4.1+0.056×14,简便运算怎么算
2个回答
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先利用“积不变的规律”把其中一个因数统一,再利用“乘法分配律”进行简算
5.6×0.45+0.56×4.1+0.056×14
=5.6×0.45+5.6×0.41+5.6×0.14
=5.6×(0.45+0.41+0.14)
=5.6×1
=5.6
5.6×0.45+0.56×4.1+0.056×14
=5.6×0.45+5.6×0.41+5.6×0.14
=5.6×(0.45+0.41+0.14)
=5.6×1
=5.6
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