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3.2×0.2+0.8的简便运算

3.2×0.2+0.8 =0.8*【0.8+1】 =0.8*1.8 =1.44 满意采纳

3.2×0.2+0.8简便运算 3.2×0.2+0.8 =0.64+0.8 =1.44 直...

3.2×0.2+0.8 =0.64+08 =1.44 这题没有简便方法

3.2×0.2+0.8 =0.64+0.8 =1.44 满意采纳奥

3.2×0.2+0.8 =0.64+0.8 =1.44 回答完毕~ 有疑问请追问~无疑问请点...

左边和右边有一个相同的0.8,而且都是某个数*0.8所以就有:3.2x0.8-2.2x0.8=(3....

计算: 3.2×0.2+0.8 =0.64+0.8 =1.44

(3.2-1.5)×(0.8+2) =1.7×2.8 =4.76

3.2×2÷0.8 =3.2÷0.8x2 =4x2 =8 , 你好,本题已解答,如果满意 ...

2.4÷0.8+3.2×0.8简便方法运算 =3+3.2×0.8 =3+2.56 =5.56 ...

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