8 times 13 is 104. In symbols: 8 × 13 = 104, and 13 × 8 = 104 too.
8 × 13 means adding 8 to itself 13 times: that is 13 copies of 8, which add up to 104.
8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, ... (keep going to the 13th multiple). The 13th multiple of 8 is 104.
8 × 13 = 8 × 10 + 8 × 3 = 80 + 24 = 104.
Halve one number and double the other: 8 × 13 = 4 × 26 = 104.
104 ÷ 8 = 13
104 ÷ 13 = 8
104 is even. Prime factorization: 2 × 2 × 2 × 13.
| Multiplication | Answer |
|---|---|
| 7 × 13 | 91 |
| 9 × 13 | 117 |
| 8 × 12 | 96 |
| 8 × 14 | 112 |
| 8 × 15 | 120 |
| 8 × 11 | 88 |
| 10 × 13 | 130 |
| 6 × 13 | 78 |
See also: factors of 104.
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