53乘以52分之7怎么简算
问题描述：
53乘以52分之7怎么简算
答
=(52+1)×7/52
=52×7/52+1×7/52
=7+7/52
=7又52分之7
53乘以52分之7怎么简算
=(52+1)×7/52
=52×7/52+1×7/52
=7+7/52
=7又52分之7