1 - 1/15 3-2/114-3 целых 4/9

Question

1 - 1/15
3-2/11
4-3 целых 4/9

Answer 1

1 - 1/15= 15/15-1/15=14/153-2/11=2цел.11/11-2/11= 2 цел9/11
4-3 целых 4/9=3цел9/9-3цел 4/9=5/9