Використовуйте таблицю множення 12x12 для швидкого множення двох чисел,
вибравши числа з першого рядка та першого стовпця.
| × | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 
| 1 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 
| 2 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 
| 3 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 24 | 27 | 30 | 33 | 36 | 
| 4 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | 32 | 36 | 40 | 44 | 48 | 
| 5 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 
| 6 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 | 
| 7 | 7 | 14 | 21 | 28 | 35 | 42 | 49 | 56 | 63 | 70 | 77 | 84 | 
| 8 | 8 | 16 | 24 | 32 | 40 | 48 | 56 | 64 | 72 | 80 | 88 | 96 | 
| 9 | 9 | 18 | 27 | 36 | 45 | 54 | 63 | 72 | 81 | 90 | 99 | 108 | 
| 10 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 
| 11 | 11 | 22 | 33 | 44 | 55 | 66 | 77 | 88 | 99 | 110 | 121 | 132 | 
| 12 | 12 | 24 | 36 | 48 | 60 | 72 | 84 | 96 | 108 | 120 | 132 | 144 | 
| 1 | × | 1 | = | 1 | 
| 2 | × | 1 | = | 2 | 
| 3 | × | 1 | = | 3 | 
| 4 | × | 1 | = | 4 | 
| 5 | × | 1 | = | 5 | 
| 6 | × | 1 | = | 6 | 
| 7 | × | 1 | = | 7 | 
| 8 | × | 1 | = | 8 | 
| 9 | × | 1 | = | 9 | 
| 10 | × | 1 | = | 10 | 
| 11 | × | 1 | = | 11 | 
| 12 | × | 1 | = | 12 | 
| 1 | × | 2 | = | 2 | 
| 2 | × | 2 | = | 4 | 
| 3 | × | 2 | = | 6 | 
| 4 | × | 2 | = | 8 | 
| 5 | × | 2 | = | 10 | 
| 6 | × | 2 | = | 12 | 
| 7 | × | 2 | = | 14 | 
| 8 | × | 2 | = | 16 | 
| 9 | × | 2 | = | 18 | 
| 10 | × | 2 | = | 20 | 
| 11 | × | 2 | = | 22 | 
| 12 | × | 2 | = | 24 | 
| 1 | × | 3 | = | 3 | 
| 2 | × | 3 | = | 6 | 
| 3 | × | 3 | = | 9 | 
| 4 | × | 3 | = | 12 | 
| 5 | × | 3 | = | 15 | 
| 6 | × | 3 | = | 18 | 
| 7 | × | 3 | = | 21 | 
| 8 | × | 3 | = | 24 | 
| 9 | × | 3 | = | 27 | 
| 10 | × | 3 | = | 30 | 
| 11 | × | 3 | = | 33 | 
| 12 | × | 3 | = | 36 | 
| 1 | × | 4 | = | 4 | 
| 2 | × | 4 | = | 8 | 
| 3 | × | 4 | = | 12 | 
| 4 | × | 4 | = | 16 | 
| 5 | × | 4 | = | 20 | 
| 6 | × | 4 | = | 24 | 
| 7 | × | 4 | = | 28 | 
| 8 | × | 4 | = | 32 | 
| 9 | × | 4 | = | 36 | 
| 10 | × | 4 | = | 40 | 
| 11 | × | 4 | = | 44 | 
| 12 | × | 4 | = | 48 | 
| 1 | × | 5 | = | 5 | 
| 2 | × | 5 | = | 10 | 
| 3 | × | 5 | = | 15 | 
| 4 | × | 5 | = | 20 | 
| 5 | × | 5 | = | 25 | 
| 6 | × | 5 | = | 30 | 
| 7 | × | 5 | = | 35 | 
| 8 | × | 5 | = | 40 | 
| 9 | × | 5 | = | 45 | 
| 10 | × | 5 | = | 50 | 
| 11 | × | 5 | = | 55 | 
| 12 | × | 5 | = | 60 | 
| 1 | × | 6 | = | 6 | 
| 2 | × | 6 | = | 12 | 
| 3 | × | 6 | = | 18 | 
| 4 | × | 6 | = | 24 | 
| 5 | × | 6 | = | 30 | 
| 6 | × | 6 | = | 36 | 
| 7 | × | 6 | = | 42 | 
| 8 | × | 6 | = | 48 | 
| 9 | × | 6 | = | 54 | 
| 10 | × | 6 | = | 60 | 
| 11 | × | 6 | = | 66 | 
| 12 | × | 6 | = | 72 | 
| 1 | × | 7 | = | 7 | 
| 2 | × | 7 | = | 14 | 
| 3 | × | 7 | = | 21 | 
| 4 | × | 7 | = | 28 | 
| 5 | × | 7 | = | 35 | 
| 6 | × | 7 | = | 42 | 
| 7 | × | 7 | = | 49 | 
| 8 | × | 7 | = | 56 | 
| 9 | × | 7 | = | 63 | 
| 10 | × | 7 | = | 70 | 
| 11 | × | 7 | = | 77 | 
| 12 | × | 7 | = | 84 | 
| 1 | × | 8 | = | 8 | 
| 2 | × | 8 | = | 16 | 
| 3 | × | 8 | = | 24 | 
| 4 | × | 8 | = | 32 | 
| 5 | × | 8 | = | 40 | 
| 6 | × | 8 | = | 48 | 
| 7 | × | 8 | = | 56 | 
| 8 | × | 8 | = | 64 | 
| 9 | × | 8 | = | 72 | 
| 10 | × | 8 | = | 80 | 
| 11 | × | 8 | = | 88 | 
| 12 | × | 8 | = | 96 | 
| 1 | × | 9 | = | 9 | 
| 2 | × | 9 | = | 18 | 
| 3 | × | 9 | = | 27 | 
| 4 | × | 9 | = | 36 | 
| 5 | × | 9 | = | 45 | 
| 6 | × | 9 | = | 54 | 
| 7 | × | 9 | = | 63 | 
| 8 | × | 9 | = | 72 | 
| 9 | × | 9 | = | 81 | 
| 10 | × | 9 | = | 90 | 
| 11 | × | 9 | = | 99 | 
| 12 | × | 9 | = | 108 | 
| 1 | × | 10 | = | 10 | 
| 2 | × | 10 | = | 20 | 
| 3 | × | 10 | = | 30 | 
| 4 | × | 10 | = | 40 | 
| 5 | × | 10 | = | 50 | 
| 6 | × | 10 | = | 60 | 
| 7 | × | 10 | = | 70 | 
| 8 | × | 10 | = | 80 | 
| 9 | × | 10 | = | 90 | 
| 10 | × | 10 | = | 100 | 
| 11 | × | 10 | = | 110 | 
| 12 | × | 10 | = | 120 | 
| 1 | × | 11 | = | 11 | 
| 2 | × | 11 | = | 22 | 
| 3 | × | 11 | = | 33 | 
| 4 | × | 11 | = | 44 | 
| 5 | × | 11 | = | 55 | 
| 6 | × | 11 | = | 66 | 
| 7 | × | 11 | = | 77 | 
| 8 | × | 11 | = | 88 | 
| 9 | × | 11 | = | 99 | 
| 10 | × | 11 | = | 110 | 
| 11 | × | 11 | = | 121 | 
| 12 | × | 11 | = | 132 | 
| 1 | × | 12 | = | 12 | 
| 2 | × | 12 | = | 24 | 
| 3 | × | 12 | = | 36 | 
| 4 | × | 12 | = | 48 | 
| 5 | × | 12 | = | 60 | 
| 6 | × | 12 | = | 72 | 
| 7 | × | 12 | = | 84 | 
| 8 | × | 12 | = | 96 | 
| 9 | × | 12 | = | 108 | 
| 10 | × | 12 | = | 120 | 
| 11 | × | 12 | = | 132 | 
| 12 | × | 12 | = | 144 | 
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