Question

4.27÷28.6×3.59÷42.7×2.86÷35.9有什么简便方法?

Answer 1

4.27÷28.6×3.59÷42.7×2.86÷35.9

=4.27÷28.6×3.59÷42.7×2.86÷35.9

=(4.27/42.7) * (2.86/28.6) *(3.59/35.9)

=1/10 * 1/10 *1/10

=1/1000