(3.8-7.2÷2.5)x2.8简便计算
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(3.8-7.2÷2.5)x2.8简便计算=(3.8-2.88)x2.8=0.92x2.8=2.5767.2/2.5=2.883.8-2.88=0.92
咨询记录 · 回答于2022-11-20
(3.8-7.2÷2.5)x2.8简便计算
(3.8-7.2÷2.5)x2.8简便计算=(3.8-2.88)x2.8=0.92x2.8=2.5767.2/2.5=2.883.8-2.88=0.92
(3.8-7.2÷2.5)x2.8=2.576
(3.8-7.2÷2.5)x2.8简便计算=(3.8-2.88)x2.8=0.92x2.8=2.576
7.2/2.5=2.883.8-2.88=0.92