13x0.43-0.43x3简便计算

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13x0.43-0.43x3简便计算13x0.43-0.43x3简便计算13x0.43-0.43x3简便计算13x0.43-0.43x3=0.43x(13-3)=0.43x10=4.313x0.43-

13x0.43-0.43x3简便计算
13x0.43-0.43x3简便计算

13x0.43-0.43x3简便计算
13x0.43-0.43x3
=0.43x(13-3)
=0.43x10
=4.3

13x0.43-0.43x3
=0.43×(13-3)
=0.43×10
=4.3

13x0.43-0.43x3
=(13-3)x0.43
=10x0.43
=4.3

原式=0.43*(13-3)=0.43*10=4.3

13x0.43-0.43x3
=0.43×(13-3)
=0.43×10
=4.3

13*0.43+0.43*3
=0.43*(13-3)
=0.43*10
=4.3

简便计算比如说