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18x35+29x35的简便运算

18×35+19×35 =(18+19)×35 =37×35 =1295 你好,本题已解答,如果满意,请点右上角“采纳答案”,支持一下。

3.56x5.2+35.6x0.3+18x0.356 =3.56x5.2+3.56x3+1.8x3.56 =3.56x(5.2+3+1.8) =3.56x10 =35.6

0.35×18×0.2 =(0.35×0.2)×18 =0.07×18 =1.26 你好,本题已解答,如果满意 请点右上角“采纳答案”。

18x[12÷(35x109)] =18x(12÷35÷109) =18x12÷35÷109 =216/3815

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