50kg比80kg少百分之几,80kg比50kg多百分之几?算式答案都要,
问题描述:
50kg比80kg少百分之几,80kg比50kg多百分之几?算式答案都要,
答
(80-50)÷80x100%=37.5%
(80-50)÷50x100%=60%