23.19-2.4+2.91-14.6 简便计算!还有 7.32*4.8+73.2*0.52

eastswallow2022-10-04 11:39:541条回答

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edwintang 共回答了20个问题 | 采纳率75%
23.19-2.4+2.91-14.6
=(23.19+2.81+0.1)-(2.4+14.6)
=26+0.1-17
=9.1
7.32*4.8+73.2*0.52
=73.2*0.48+73.2*0.52
=73.2*(0.48+0.52)
=73.2
1年前

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