pakai cara nomor ya 1,2,3,4

1. 7 45 1
5-- = 157/30=24/90 + 495/90=5----- = 5--
30 90 2

2. 9 85
5--- = 169/32 = 417/96 + 52/96= 469/96=4----
32 96

3.0,2= 1/5. 13/20 + 4/20=17/20
4.0,37=19/50. 36/50 + 19/50 = 55/50 = 11/10