Question

5分之3乘6分之5+6分之1÷5分之3（简便,）

Answer 1

3/5X5/6+1/6÷3/5 =3/5X5/6+1/6X5/3 =3/6+1/6X5/3 =1/6(3+5/3) =1/6X(9/3+5/3) =1/6X14/3 =14/18 =7/9