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33*103*0.1怎么简便运算

33*10-33*0.1 =330-3.3 =326.7

0.45x10.2 +7.05x1.33+1.33x2.95 =0.45×(10+0.2)+1.33×(7.05+2.95) =0.45×10+0.45×0.2+1.33×10 =4.5+0.09+13.3 =4.59+13.3 =17.89

简便运算就是 先除后乘, 算式99.99÷33.33×77.77

(7.2+1.08+3.6)÷0.36 =7.2÷0.36+1.08÷0.36+3.6÷0.36 =20+3+10 =23+10 =33 你好,本题已解答,如果满意 请点右下角“采纳答案”。

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