38.9×4.7*289怎样简算网!

38.9×4.7*289怎样简算网

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38.9×4.7*289怎样简算

2024-08-25 17:02:58 来源:网络

38.9×4.7*289怎样简算

38.9×4.7*289怎样简算 -
=54849-1828.3-182.83
38.9-15÷2.4 =38.9-6.25 =32.65 请采纳!

38.9×4.7*289怎样简算