题目内容
3.26×4.25+5.75×3.26 | 4.65÷(4.65×2.5) |
18.1-2.78-7.22 | 4.5×9.9 |
解:3.26×4.25+5.75×3.26 =3.26×(4.25+5.75) =3.26×10 =32.6 |
解:4.65÷(4.65×2.5) =4.65÷4.65÷2.5 =1÷2.5 =0.4 |
解:18.1﹣2.78﹣7.22 =18.1﹣(2.78+7.22) =18.1﹣10 =8.1 |
解:4.5×9.9 |
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