Решение:
- 17. 84:12 = 7
- 54:18 = 3
- 78:26 = 3
- 42·2-42 = 84 - 42 = 42
- 4·15+15 = 60 + 15 = 75
- 6·13-13 = 78 - 13 = 65
- 80:(4+76) = 80:80 = 1
- 96-64:4 = 96 - 16 = 80
- (96-64):4 = 32:4 = 8
- 56:8·7 = 7·7 = 49
- 63:9·5 = 7·5 = 35
- 70:10 = 7
Ответ: 7, 3, 3, 42, 75, 65, 1, 80, 8, 49, 35, 7