56*8分之3*7分之5
问题描述:
56*8分之3*7分之5
答
56*3/8*5/7
=56*3*5/(7*8)
=56*3*5/56
=3*5
=15
56*8分之3*7分之5
56*3/8*5/7
=56*3*5/(7*8)
=56*3*5/56
=3*5
=15