6 times 23 is 138. In symbols: 6 × 23 = 138, and 23 × 6 = 138 too.
6 × 23 means adding 6 to itself 23 times: that is 23 copies of 6, which add up to 138.
6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, ... (keep going to the 23th multiple). The 23th multiple of 6 is 138.
6 × 23 = 6 × 20 + 6 × 3 = 120 + 18 = 138.
Halve one number and double the other: 6 × 23 = 3 × 46 = 138.
138 ÷ 6 = 23
138 ÷ 23 = 6
138 is even. Prime factorization: 2 × 3 × 23.
| Multiplication | Answer |
|---|---|
| 5 × 23 | 115 |
| 7 × 23 | 161 |
| 6 × 22 | 132 |
| 6 × 24 | 144 |
| 6 × 25 | 150 |
| 6 × 21 | 126 |
| 8 × 23 | 184 |
| 4 × 23 | 92 |
See also: factors of 138.
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