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432×2×125×25×5怎样简便计算
人气:396 ℃ 时间:2020-09-17 20:07:26
解答
432x2x125x25x5
=8x4x27x125x25x5
=(8x125)x(4x25)x27x5
=1000x100x27x5
=13500000
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