Question

efetue 4/9 . 3/8 1/2 . 6/7 6/15 . 5/3 7/12 . 4/5 1/8 . 16/9 . 6/5 20/3 . 7/5 . 3/14

Answer 1

4/9 * 3/8 = 4 * 3 / 9 * 8 = 12/72 = 1/6
1/2 * 6/7 = 1 * 6 / 2 * 7 = 6/14 = 3/7
6/15 * 5/3 = 6 * 5 / 15 * 3 = 30/45 = 2/3
7/12 * 4/5 = 7 * 4 / 12 * 5 = 28/60 = 7/15
1/8 * 16/9 * 6/5 = 16/72 * 6/5 = 2/9 * 6/5 = 12/45 = 2/9
20/3 * 7/5 * 3/14 = 140/15 * 3/14 = 28/3 * 3/14 = 84/42 = 2