12 times 20 is 240. In symbols: 12 × 20 = 240, and 20 × 12 = 240 too.
12 × 20 means adding 12 to itself 20 times: that is 20 copies of 12, which add up to 240.
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, ... (keep going to the 20th multiple). The 20th multiple of 12 is 240.
12 × 20 = 12 × 20 = 240 = 240.
Halve one number and double the other: 12 × 20 = 6 × 40 = 240.
240 ÷ 12 = 20
240 ÷ 20 = 12
240 is even. Prime factorization: 2 × 2 × 2 × 2 × 3 × 5.
| Multiplication | Answer |
|---|---|
| 11 × 20 | 220 |
| 13 × 20 | 260 |
| 12 × 19 | 228 |
| 12 × 21 | 252 |
| 12 × 22 | 264 |
| 12 × 18 | 216 |
| 14 × 20 | 280 |
| 10 × 20 | 200 |
See also: factors of 240.
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