13x0.43-0.43x3简便计算
问题描述:
13x0.43-0.43x3简便计算
答
简便计算比如说
答
13*0.43+0.43*3
=0.43*(13-3)
=0.43*10
=4.3
答
13x0.43-0.43x3
=0.43×(13-3)
=0.43×10
=4.3
答
13x0.43-0.43x3
=0.43×(13-3)
=0.43×10
=4.3
答
13x0.43-0.43x3
=0.43x(13-3)
=0.43x10
=4.3
答
13x0.43-0.43x3
=(13-3)x0.43
=10x0.43
=4.3
答
原式=0.43*(13-3)=0.43*10=4.3