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0.125乘0.25乘0.5乘0.64怎么简算?
人气:394 ℃ 时间:2020-03-27 01:47:13
解答
0.125x0.25x0.5x(8x0.4x0.2)
=(0.125x8)x(0.25x0.4)x(0.5x0.2)
=1x0.1x0.1
=0.01
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