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简便计算:8×[0.75-0.25×(4-2)]
人气:449 ℃ 时间:2020-04-09 14:55:54
解答
8×[0.75-0.25×(4-2)]
=8×(0.75-0.25×2)
=8×(0.75-0.5)
=8×0.25
=2
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