soal(menyederhanakan pecahan) 1.(49/63)??? 2.(56/72)??? 3.(60/75)??? 4.(45/60)??? 5.(25/75)???... tolong di jawab pake cara

1.) 49/63 = 7/9 ( 49:7=7 dan 63:7=9)
2.) 56/72 = 7/9 (56:8=7 dan 72:8=9)
3.) 60/75 = 4/5 (60:15=4 dan 75:15=5)
4.) 45/60 = 3/4 (45:15=3 dan 60:15=4)
5.) 25/75 = 1/3 ( 25:25=1 dan 75:25=3)