Question

1-2/7
4 2/5+2 1/5
3 8/11-1 6/11
5/7+2
2 3/8 + 5/8
3 2/7 +4/7
6-2 1/3:
4 18/23+2 3/23
5-5/11
​

Answer 1

Пошаговое объяснение:

1 - 2/7 = 7/7 - 2/7 = 5/7

4 2/5 + 2 1/5 = 6 3/5

3 8/11 - 1 6/11 = 2 2/11

5/7 + 2 = 2 5/7

2 3/8 + 5/8 = 2 8/8 = 3

3 2/7 + 4/7 = 3 6/7

6 - 2 1/3 = 5 3/3 - 2 1/3 = 3 2/3

4 18/23 + 2 3/23 = 6 21/23

5 - 5/11 = 4 11/11 - 5/11 = 4 6/11