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25.6÷0.032简便计算?怎样算.
人气:189 ℃ 时间:2020-04-15 06:52:37
解答
25.6÷0.032
=25.6÷﹙0.8×0.04﹚
=25.6÷0.8÷0.04
=32÷0.04
=3200÷4
=800.
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