3 : 3/7 = 3/1 : 3/7 = 3/1 • 7/3 = 7/1 = 7
3/4 : 3/7 = 3/4 • 7/3 = 7/4 = 1 3/4
3 : 3/4 = 3/1 • 3/4 = 1/4
3/7 : 5/6 = 3/7 • 6/5 = 18/30
5/6 :3/4 =5/6 • 4/3 = 20/18 = 1 2/18
5/6 : 3 = 5/6 • 1/3 = 5/18
3/4 : 3 = 3/4 • 1/3 = 1/4
надеюсь
