1) 24/25 и 3/5= 24/25 и 15/24
2) 11/36 и 7/12=11/36 и 21/36
3) 3/4 и 19/40= 30/40 и 19/40
4) 5/6 и 31/42=35/42 и 31/42
5) 9 /20 и 13/40= 18/40 и 13/40
6) 17/25 и 1/100= 68/100 и 1/100
7) 23/32 и 1/96 = 69/96 и 1/96
№383
1) 7/8 и 2/3 = 21/24 и 16/24
2) 6/7 и 4/5 = 30/35 и 28/35
3)3/5 и 4/9= 27/45 и 20/45
4) 8/11 и 5/6 =48/66 и 55/66
5) 19/10 и 1/3 = 27/30 и 10/30
6) 11/15 и 4/7 = 77/105 и 60/105
7)5/8 и 1/11= 55/88 и 8/88
8) 17/20 и 2/9= 153/180 и 40/180