Question

3.87×0.2 3.87×4.3 3.87×0.5简便方法？

3.87×0.2+3.87×4.3+3.87×0.5 怎样简便运算

Answer 1

3.87×0.2+3.87×4.3+3.87×0.5=3.87×(0.2+4.3+0.5)=3.87×5=19.35

Answer 2

3.87x0.2+3.87x4.3+3.87x0.5=3.87x(0.2+4.3+0.5)=3.87x5=19.35

Answer 3

这道题的简便方法如下：
3.87×(0.2+4.3+0.5)
=3.87×5
=19.35

Answer 4

解题过程如下，希望能帮到你:
3.87×0.2+3.87×4.3+3.87×0.5
=3.87×（0.2+4.3+0.5）
=3.87×5
=4×5-0.13×5
=20-0.65
=19.35

Answer 5

原式=3.87×(0.2+4.3+0.5)
=3.87×5
=19.35