6 times 13 is 78. In symbols: 6 × 13 = 78, and 13 × 6 = 78 too.
6 × 13 means adding 6 to itself 13 times: that is 13 copies of 6, which add up to 78.
6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, ... (keep going to the 13th multiple). The 13th multiple of 6 is 78.
6 × 13 = 6 × 10 + 6 × 3 = 60 + 18 = 78.
Halve one number and double the other: 6 × 13 = 3 × 26 = 78.
78 ÷ 6 = 13
78 ÷ 13 = 6
78 is even. Prime factorization: 2 × 3 × 13.
| Multiplication | Answer |
|---|---|
| 5 × 13 | 65 |
| 7 × 13 | 91 |
| 6 × 12 | 72 |
| 6 × 14 | 84 |
| 6 × 15 | 90 |
| 6 × 11 | 66 |
| 8 × 13 | 104 |
| 4 × 13 | 52 |
See also: factors of 78.
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