Ответ:
- 67 + 18 = 67 + 10 + 8 = 77 + 8 = 85.
- 35 + 38 = 35 + 30 + 8 = 65 + 8 = 73.
- 23 + 48 = 23 + 40 + 8 = 63 + 8 = 71.
- 53 + 28 = 53 + 20 + 8 = 73 + 8 = 81.
- 27 + 17 = 27 + 10 + 7 = 37 + 7 = 44.
- 54 + 37 = 54 + 30 + 7 = 84 + 7 = 91.
- 14 + 37 = 14 + 30 + 7 = 44 + 7 = 51.
- 68 + 15 = 68 + 10 + 5 = 78 + 5 = 83.
