Comprehensive math drill sheet designed to test speed and accuracy with mixed multiplication facts and inverse operations.

Problem Overview:

The task involves solving a series of multiplication problems. The problems are divided into three columns:
1. Direct Multiplication Problems: These require calculating the product of two numbers.
2. Reverse Multiplication Problems: These require finding one of the factors when the product and the other factor are given.

Solution Approach:

- For direct multiplication problems, simply multiply the two numbers provided.
- For reverse multiplication problems, divide the given product by the known factor to find the missing factor.

Step-by-Step Solutions:

#### Column 1: Direct Multiplication Problems
1. \( 9 \times 12 = 108 \)
2. \( 12 \times 9 = 108 \)
3. \( 1 \times 11 = 11 \)
4. \( 2 \times 8 = 16 \)
5. \( 3 \times 5 = 15 \)
6. \( 8 \times 8 = 64 \)
7. \( 10 \times 11 = 110 \)
8. \( 11 \times 10 = 110 \)
9. \( 0 \times 1 = 0 \)
10. \( 3 \times 6 = 18 \)
11. \( 8 \times 9 = 72 \)
12. \( 7 \times 1 = 7 \)
13. \( 11 \times 3 = 33 \)
14. \( 4 \times 4 = 16 \)
15. \( 5 \times 0 = 0 \)
16. \( 9 \times 11 = 99 \)
17. \( 12 \times 10 = 120 \)
18. \( 5 \times 6 = 30 \)
19. \( 10 \times 8 = 80 \)
20. \( 8 \times 5 = 40 \)

#### Column 2: Direct Multiplication Problems
21. \( 4 \times 10 = 40 \)
22. \( 11 \times 4 = 44 \)
23. \( 0 \times 6 = 0 \)
24. \( 2 \times 7 = 14 \)
25. \( 11 \times 0 = 0 \)
26. \( 12 \times 2 = 24 \)
27. \( 7 \times 8 = 56 \)
28. \( 1 \times 10 = 10 \)
29. \( 10 \times 11 = 110 \)
30. \( 4 \times 0 = 0 \)
31. \( 3 \times 12 = 36 \)
32. \( 6 \times 6 = 36 \)
33. \( 5 \times 7 = 35 \)
34. \( 9 \times 8 = 72 \)
35. \( 12 \times 12 = 144 \)
36. \( 8 \times 3 = 24 \)
37. \( 2 \times 6 = 12 \)
38. \( 4 \times 5 = 20 \)
39. \( 10 \times 3 = 30 \)
40. \( 1 \times 1 = 1 \)

#### Column 3: Reverse Multiplication Problems
41. \( 9 \times \_\_ = 36 \)
- Missing factor: \( 36 \div 9 = 4 \)
- Answer: \( 4 \)

42. \( 3 \times \_\_ = 24 \)
- Missing factor: \( 24 \div 3 = 8 \)
- Answer: \( 8 \)

43. \( 11 \times \_\_ = 44 \)
- Missing factor: \( 44 \div 11 = 4 \)
- Answer: \( 4 \)

44. \( 10 \times \_\_ = 40 \)
- Missing factor: \( 40 \div 10 = 4 \)
- Answer: \( 4 \)

45. \( 1 \times \_\_ = 11 \)
- Missing factor: \( 11 \div 1 = 11 \)
- Answer: \( 11 \)

46. \( 5 \times \_\_ = 30 \)
- Missing factor: \( 30 \div 5 = 6 \)
- Answer: \( 6 \)

47. \( 2 \times \_\_ = 14 \)
- Missing factor: \( 14 \div 2 = 7 \)
- Answer: \( 7 \)

48. \( 8 \times \_\_ = 48 \)
- Missing factor: \( 48 \div 8 = 6 \)
- Answer: \( 6 \)

49. \( 7 \times \_\_ = 49 \)
- Missing factor: \( 49 \div 7 = 7 \)
- Answer: \( 7 \)

50. \( 6 \times \_\_ = 12 \)
- Missing factor: \( 12 \div 6 = 2 \)
- Answer: \( 2 \)

51. \( 11 \times \_\_ = 66 \)
- Missing factor: \( 66 \div 11 = 6 \)
- Answer: \( 6 \)

52. \( 12 \times \_\_ = 48 \)
- Missing factor: \( 48 \div 12 = 4 \)
- Answer: \( 4 \)

53. \( 3 \times \_\_ = 12 \)
- Missing factor: \( 12 \div 3 = 4 \)
- Answer: \( 4 \)

54. \( 7 \times \_\_ = 21 \)
- Missing factor: \( 21 \div 7 = 3 \)
- Answer: \( 3 \)

55. \( 3 \times \_\_ = 3 \)
- Missing factor: \( 3 \div 3 = 1 \)
- Answer: \( 1 \)

56. \( 4 \times \_\_ = 36 \)
- Missing factor: \( 36 \div 4 = 9 \)
- Answer: \( 9 \)

57. \( 5 \times \_\_ = 25 \)
- Missing factor: \( 25 \div 5 = 5 \)
- Answer: \( 5 \)

58. \( 4 \times \_\_ = 36 \)
- Missing factor: \( 36 \div 4 = 9 \)
- Answer: \( 9 \)

59. \( 8 \times \_\_ = 32 \)
- Missing factor: \( 32 \div 8 = 4 \)
- Answer: \( 4 \)

60. \( 10 \times \_\_ = 90 \)
- Missing factor: \( 90 \div 10 = 9 \)
- Answer: \( 9 \)

Final Answers:

\[
\boxed{
\begin{array}{l}
1. 108 \\
2. 108 \\
3. 11 \\
4. 16 \\
5. 15 \\
6. 64 \\
7. 110 \\
8. 110 \\
9. 0 \\
10. 18 \\
11. 72 \\
12. 7 \\
13. 33 \\
14. 16 \\
15. 0 \\
16. 99 \\
17. 120 \\
18. 30 \\
19. 80 \\
20. 40 \\
21. 40 \\
22. 44 \\
23. 0 \\
24. 14 \\
25. 0 \\
26. 24 \\
27. 56 \\
28. 10 \\
29. 110 \\
30. 0 \\
31. 36 \\
32. 36 \\
33. 35 \\
34. 72 \\
35. 144 \\
36. 24 \\
37. 12 \\
38. 20 \\
39. 30 \\
40. 1 \\
41. 4 \\
42. 8 \\
43. 4 \\
44. 4 \\
45. 11 \\
46. 6 \\
47. 7 \\
48. 6 \\
49. 7 \\
50. 2 \\
51. 6 \\
52. 4 \\
53. 4 \\
54. 3 \\
55. 1 \\
56. 9 \\
57. 5 \\
58. 9 \\
59. 4 \\
60. 9 \\
\end{array}
}
\]