4 times 17 is 68. In symbols: 4 × 17 = 68, and 17 × 4 = 68 too.
4 × 17 means adding 4 to itself 17 times: that is 17 copies of 4, which add up to 68.
4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, ... (keep going to the 17th multiple). The 17th multiple of 4 is 68.
4 × 17 = 4 × 10 + 4 × 7 = 40 + 28 = 68.
Halve one number and double the other: 4 × 17 = 2 × 34 = 68.
68 ÷ 4 = 17
68 ÷ 17 = 4
68 is even. Prime factorization: 2 × 2 × 17.
| Multiplication | Answer |
|---|---|
| 3 × 17 | 51 |
| 5 × 17 | 85 |
| 4 × 16 | 64 |
| 4 × 18 | 72 |
| 4 × 19 | 76 |
| 4 × 15 | 60 |
| 6 × 17 | 102 |
| 2 × 17 | 34 |
See also: factors of 68.
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