10 times 20 is 200. In symbols: 10 × 20 = 200, and 20 × 10 = 200 too.
10 × 20 means adding 10 to itself 20 times: that is 20 copies of 10, which add up to 200.
10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ... (keep going to the 20th multiple). The 20th multiple of 10 is 200.
10 × 20 = 10 × 20 = 200 = 200.
Halve one number and double the other: 10 × 20 = 5 × 40 = 200.
200 ÷ 10 = 20
200 ÷ 20 = 10
200 is even. Prime factorization: 2 × 2 × 2 × 5 × 5.
| Multiplication | Answer |
|---|---|
| 9 × 20 | 180 |
| 11 × 20 | 220 |
| 10 × 19 | 190 |
| 10 × 21 | 210 |
| 10 × 22 | 220 |
| 10 × 18 | 180 |
| 12 × 20 | 240 |
| 8 × 20 | 160 |
See also: factors of 200.
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.