1).7/9×7/3= 2).5/6×6/5= 3).7/4×4/7= diperkecilkan yaaa plissssss

1.
= 7/9 x 7/3
= 49/27 (Paling sederhana)

2.
= 5/6 x 6/5 (6 dgn 6 habis, 5 dgn 5habis)
= 1/1
= 1

3.
= 7/4 x 4/7 (4 dgn 4 habis, 7 dgn 7 habis)
= 1/1
= 1

1) 7/9 x 7/3 = 49/27
                   = 1 22/27

2) 5/6 x 6/5 = 30/30
                   = 1

3) 7/4 x 4/7 = 28/28
                   = 1