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计算下面各题:3又1/2÷4+360x25%+0.25x36.5
人气:383 ℃ 时间:2020-05-27 14:08:05
解答
3又1/2÷4+360x25%+0.25x36.5
=3.5x1/4+360x/14+1/4x36.5
=1/4x(3.5+360+36.5)
=1/4x400
=100
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