负8分之5除以负0.25乘负5分之1

问题描述:

负8分之5除以负0.25乘负5分之1

=-(5/8乘以4乘以1/5)=-1/2

-0.5......

负8分之5除以负0.25乘负5分之1
=-5/8x4x1/5
=-1/2