1) 3/10 = 9/30, 2/3 = 20/302) 4/5 = 36/45, 4/9 = 20/453) 1/2 = 7/14, 1/7 = 2/144) 5/8 = 55/88, 7/11 = 56/885) 4/25 = 16/100, 9/10 = 90/1006) 5/6 = 50/60, 4/9 = 40/607) 3/20 = 9/60, 2/15 = 8/608) 3/4 = 30/40, 9/10 = 36/409) 3/9 = 45/135, 15/25 = 81/13510) 4/6 = 16/24, 6/8 = 18/2411) 2/4 = 42/84, 6/9 = 56/8412) 21/98 = 42/196, 20/84 = 35/147
1) 3/10 = 9/30, 2/3 = 20/30
2) 4/5 = 36/45, 4/9 = 20/45
3) 1/2 = 7/14, 1/7 = 2/14
4) 5/8 = 55/88, 7/11 = 56/88
5) 4/25 = 16/100, 9/10 = 90/100
6) 5/6 = 50/60, 4/9 = 40/60
7) 3/20 = 9/60, 2/15 = 8/60
8) 3/4 = 30/40, 9/10 = 36/40
9) 3/9 = 45/135, 15/25 = 81/135
10) 4/6 = 16/24, 6/8 = 18/24
11) 2/4 = 42/84, 6/9 = 56/84
12) 21/98 = 42/196, 20/84 = 35/147