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3.25÷0.25x4简便计算

3.25÷0.25x4简便计算 =3.25x4x4 =13x4 =52

简便计算 13.3+9.25÷0.25x4 =13.3+9.25×4÷0.25 =13.3+37÷0.25 =13.3+148 =161.3

6,75÷0.25+ 3.25×4的简算 =6.75x4+3.25x4 =(6.75+3.25)x4 =10x4 =40

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