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6.4/0.25/12.5怎样简算,求答案!
人气：861 ℃　时间：2024-07-03 00:51:25
解答

6.4×0.25×12.5
=2×4×0.8×0.25×12.5
=2×(4×0.25)×(0.8×12.5)
=2×1×10
=20

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