Ответ:
- 5 − 3 2/9 = 4 9/9 − 3 2/9 = 1 7/9.
- 1 5/6 + 1/3 = 1 5/6 + 2/6 = 2 1/6.
- 4 1/4 − 2 1/8 = 4 2/8 − 2 1/8 = 2 1/8.
- 2 2/9 − 1 4/9 = 1 11/9 − 1 4/9 = 7/9.
- 3,6 + 2/5 = 3,6 + 0,4 = 4.
- 1 11/14 + 2 5/14 = 3 + 16/14 = 4 1/7.
- 8 − 5 7/8 = 7 8/8 − 5 7/8 = 2 1/8.
- 2 1/9 − 1 1/3 = 2 1/9 − 1 3/9 = 7/9.
- 1 4/5 + 0,8 = 1,8 + 0,8 = 2,6.
- 3 1/6 − 2 1/12 = 3 2/12 − 2 1/12 = 1 1/12.
- 2 7/16 + 1 9/16 = 3 + 16/16 = 4.
- 1 1/2 − 1/4 = 1 2/4 − 1/4 = 1 1/4.
- 2 2/5 + 1/5 = 2 3/5 = 2 3/5.
- 4 1/6 − 2 1/18 = 4 3/18 − 2 1/18 = 2 1/9.
- 1 5/8 + 2 7/8 = 3 + 12/8 = 4 1/2.
