Пошаговое объяснение:
1) 2/3 * 2 = 2*2 / 3 = 4/3 = 1 1/3
2) 3 * 2/7 = 3*2 / 7 = 6/7
3) 2/3 * 6/4 = 2*6 / 3*4 =
12/12 = 1
4) 10/60 * 100/25 = 1/6 * 4 = 1*4 / 6 = 4/6 = 2/3
Пошаговое объяснение:
1) 2/3 * 2 = 2*2 / 3 = 4/3 = 1 1/3
2) 3 * 2/7 = 3*2 / 7 = 6/7
3) 2/3 * 6/4 = 2*6 / 3*4 =
12/12 = 1
4) 10/60 * 100/25 = 1/6 * 4 = 1*4 / 6 = 4/6 = 2/3