1) 14/30 2) 39/60 3) 2/7 4) 4/7 5) 2/9
Пошаговое объяснение:
1) 7 * 2 = 14 15 * 2 = 30 => 7/15 = 14/30
2) 13 * 3 = 39 20 * 3 = 60 => 13/20 = 39/60
3) 10 : 5 = 2 35 : 5 = 7 => 10/35 = 2/7
4) 28 : 7 = 4 49 : 7 = 7 => 28/49 = 4/7
5) 18 : 9 = 2 81 : 9 = 9 => 18/81 = 2/9
1) 14/30
2) 39/60
3) 2/7
4) 4/7
5) 2/9
1) 14/30 2) 39/60 3) 2/7 4) 4/7 5) 2/9
Пошаговое объяснение:
1) 7 * 2 = 14 15 * 2 = 30 => 7/15 = 14/30
2) 13 * 3 = 39 20 * 3 = 60 => 13/20 = 39/60
3) 10 : 5 = 2 35 : 5 = 7 => 10/35 = 2/7
4) 28 : 7 = 4 49 : 7 = 7 => 28/49 = 4/7
5) 18 : 9 = 2 81 : 9 = 9 => 18/81 = 2/9
1) 14/30
2) 39/60
3) 2/7
4) 4/7
5) 2/9
Пошаговое объяснение: