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简便计算:(6.5×0.68×2.28)÷(1.3×1.7×0.
人气:228 ℃ 时间:2020-03-25 22:40:45
解答
(6.5×0.68×2.28)÷(1.3×1.7×0.19)
=(6.5÷1.3)×(0.68÷1.7)×(2.28÷0.19)
=5×0.4×12
=24
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