sederhanakan pembagian pecahan berikut! b)9/14÷5/7=........ e)10 1/12÷6 7/8=......

9/14 : 5/7
= 9/14 x 7/5
= 63/70 => masing2 dibagi 7
= 9/10

10 1/12 : 6 7/8
= 121/12 : 55/8
= 121/12 x 8/55
= 968/660
= 1 308/660
= 1 77/165