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1.25乘6.17加0.125乘18.3简便方法
人气:264 ℃ 时间:2020-02-04 01:20:13
解答
1.25乘6.17加0.125乘18.3
= 1.25*6.17+ 0.125*18.3
=1.25*6.17+ 1.25*1.83
=1.25*(6.17+ 1.83)
=1.25*8
=10
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