18 times 25 is 450. In symbols: 18 × 25 = 450, and 25 × 18 = 450 too.
18 × 25 means adding 18 to itself 25 times: that is 25 copies of 18, which add up to 450.
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, ... (keep going to the 25th multiple). The 25th multiple of 18 is 450.
18 × 25 = 18 × 20 + 18 × 5 = 360 + 90 = 450.
Halve one number and double the other: 18 × 25 = 9 × 50 = 450.
450 ÷ 18 = 25
450 ÷ 25 = 18
450 is even. Prime factorization: 2 × 3 × 3 × 5 × 5.
| Multiplication | Answer |
|---|---|
| 17 × 25 | 425 |
| 19 × 25 | 475 |
| 18 × 24 | 432 |
| 18 × 26 | 468 |
| 18 × 27 | 486 |
| 18 × 23 | 414 |
| 20 × 25 | 500 |
| 16 × 25 | 400 |
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.