ответ на фото.........
Пошаговое объяснение:
1)
1/6 × 3/7 = 1/2 × 1/7 = 1/14
2/13 × 4/3 = 8/39
2)
5/9 × 3/25 = 1/3 × 1/5 = 1/15
14/25 × 5/7 = 2/5 × 1/1 = 2/5
3)
5 × 1/10 = 1 × 1/2 = 1/2
4 × 5/12 = 1 × 5/3 = 5/3 = 1целая 2/3
ответ на фото.........
Пошаговое объяснение:
1)
1/6 × 3/7 = 1/2 × 1/7 = 1/14
2/13 × 4/3 = 8/39
2)
5/9 × 3/25 = 1/3 × 1/5 = 1/15
14/25 × 5/7 = 2/5 × 1/1 = 2/5
3)
5 × 1/10 = 1 × 1/2 = 1/2
4 × 5/12 = 1 × 5/3 = 5/3 = 1целая 2/3