б) 4 ⋅ (30 - 8) - 9 ⋅ 8 : 12 - (100 - 8 ⋅ 8) =

Решение:

1. 30 - 8 = 22
2. 4 ⋅ 22 = 88
3. 9 ⋅ 8 = 72
4. 72 : 12 = 6
5. 8 ⋅ 8 = 64
6. 100 - 64 = 36
7. 88 - 6 = 82
8. 82 - 36 = 46

Ответ: 46