Номер 575.
1) 1/4 * 2/3 = 1/6
2) 4/9 * 1/2 = 2/9
3) 2/3 * 3/8 = 1/4
4) 5/12 * 8/9 = 10/27
5) 15/16 * 8/25 = 3/10
6) 1/2 * 2/3 = 1/3
7) 3/4 * 1/6 = 1/8
8) 7/15 * 5/7 = 1/3
Номер 576.
1) 3 1/4 * 8 = 13/4 * 8 = 26
2) 5 1/3 * 6 = 16/3 * 6 = 32
3) 4 * 1 1/2 = 4 * 3/2 = 6
4) 7 * 1 1/3 = 7 * 4/3 =28/3 = 9 1/3
5) 2 3/8 * 6 = 19/8 * 6 = 114/8 = 14 1/4
6) 1 3/4 * 2 = 7/4 * 2 = 14/4 = 3 2/4 = 3 1/2
7) 3 * 2 1/9 = 3 * 19/9 = 57/9 = 6 1/3
8) 8 * 3 1/2 = 8 * 7/2 = 56/2 = 28