4/5乘以4加2/5乘2加1/5分之乘16用简便方法计算
人气:105 ℃ 时间:2019-10-10 06:39:03
解答
您好:
4/5乘以4加2/5乘2加1/5分之乘16
=1/5x16+1/5x4+1/5x16
=1/5x(16+4+16)
=1/5x36
=36/5
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