Question

42.3×0.73+2.7×4.23简便计算方法？

Answer 1

解:42.3×0.73+2.7×4.23

=42.3÷10×10×0.73+2.7×4.23

=4.23×7.3+2.7×4.23

=4.23×(7.3+2.7)

=4.23×10

=42.3

Answer 2

简便计算42.3×0.73+2.7×4.23=42.3×0.73+2.7×0.1×42.3=42.3×0.73+0.27×42.3=42.3×（0.73+0.27）=42.3×1=42.3。

Answer 3

42.3×0.73+2.7×4.23=42.3×0.73+0.27×0.73=42.3×（0.73+0.27）=42.3×1=42.3

Answer 4

简便计算42.3×0.73+2.7×4.23=4.23×10×0.73+2.7×4.23=4.23×7.3+2.7×4.23=4.23×（7.3+2.7）=4.23×10=42.3

Answer 5

这题的解答为：42.3x0.73+2.7x42.3÷10=42.3x0.73+0.27x42.3=42.3x（0.73+0.27）=42.3。希望能够帮到你。