(20+9.744÷2.4）×0.5-1.93简便没简便的以此计算

桃莉丝2022-10-04 11:39:541条回答

(20+9.744÷2.4）×0.5-1.93简便没简便的以此计算
6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1

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bluejacketzhang 共回答了19个问题 | 采纳率78.9%: (20+9.744÷2.4）×0.5-1.93=10.1
6.25÷0.25×4
=6.25*4*4
=100
2.8÷1.25
=14/5*4/5
=56/25
=56*4/25*4
=2.24
7.6×3.3+7.6×6.7+0.76-1
=7.6*(3.3+6.7)+0.76-1
=76+0.76-1
=75.76; 1年前

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