简便计算,说明运算顺序3.5×98+35×0.2

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简便计算,说明运算顺序3.5×98+35×0.2简便计算,说明运算顺序3.5×98+35×0.2简便计算,说明运算顺序3.5×98+35×0.23.5x98+35x0.2=3.5x98+3.5x2=3

简便计算,说明运算顺序3.5×98+35×0.2
简便计算,说明运算顺序
3.5×98+35×0.2

简便计算,说明运算顺序3.5×98+35×0.2
3.5x98+35x0.2
=3.5x98+3.5x2
=3.5x(98+2)
=3.5x100
=350

35*9.8+35*0.2
35*(9.8+0.2)=350
希望采纳~~

原式=35×9.8+35×0.2
=35×(9.8+0.2)
=35×10
=350