Ответ:

2) 1 11/17 + 2 15/17 = 3 26/17 = 4 9/17

3) 4 13/27 + 8 17/27 = 12 30/27 = 13 3/27

4)16 3/8 + 7 1/8 = 23 4/8 = 23 1/2

5)14 5/16 + 28 5/16 = 42 10/16 = 42 5/8

6)17 2/9 + 9 4/9 = 26 6/9 = 26 2/3

7)19 5/12 + 13 11/12 = 32 16/12 = 33 4/12 = 33 1/3

8)17 7/15 +7 2/15= 24 9/15 = 24 3/5

9)14 23/25 +1 7/25 = 15 30/25 = 16 5/25 = 16 1/5

Пошаговое объяснение:

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