2 times 30 is 60. In symbols: 2 × 30 = 60, and 30 × 2 = 60 too.
2 × 30 means adding 2 to itself 30 times: that is 30 copies of 2, which add up to 60.
2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ... (keep going to the 30th multiple). The 30th multiple of 2 is 60.
2 × 30 = 2 × 30 = 60 = 60.
Halve one number and double the other: 2 × 30 = 1 × 60 = 60.
60 ÷ 2 = 30
60 ÷ 30 = 2
60 is even. Prime factorization: 2 × 2 × 3 × 5.
| Multiplication | Answer |
|---|---|
| 3 × 30 | 90 |
| 2 × 29 | 58 |
| 2 × 28 | 56 |
| 4 × 30 | 120 |
See also: factors of 60.
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