10 times 10 is 100. In symbols: 10 × 10 = 100 (10 squared).
10 × 10 means adding 10 to itself 10 times: 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 = 100.
10, 20, 30, 40, 50, 60, 70, 80, 90, 100. The 10th multiple of 10 is 100.
10 × 10 = 10 × 5 + 10 × 5 = 50 + 50 = 100.
Halve one number and double the other: 10 × 10 = 5 × 20 = 100.
100 ÷ 10 = 10
100 is even and a perfect square. Prime factorization: 2 × 2 × 5 × 5.
| Multiplication | Answer |
|---|---|
| 9 × 10 | 90 |
| 10 × 11 | 110 |
| 10 × 12 | 120 |
| 8 × 10 | 80 |
See also: factors of 100 · 10 squared.
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.