问题
解答题
比4米多20%是______米,75比______多25%.
答案
①4×(1+20%)
=4×120%
=4×1•2
=4•8
②75÷(1+25%)
=75÷125%
=75÷1•25
=60
答:比4米多20%是4•8,75比60多25%.
比4米多20%是______米,75比______多25%.
①4×(1+20%)
=4×120%
=4×1•2
=4•8
②75÷(1+25%)
=75÷125%
=75÷1•25
=60
答:比4米多20%是4•8,75比60多25%.