9 times 27 is 243. In symbols: 9 × 27 = 243, and 27 × 9 = 243 too.
9 × 27 means adding 9 to itself 27 times: that is 27 copies of 9, which add up to 243.
9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, ... (keep going to the 27th multiple). The 27th multiple of 9 is 243.
9 × 27 = 9 × 20 + 9 × 7 = 180 + 63 = 243.
243 ÷ 9 = 27
243 ÷ 27 = 9
243 is odd. Prime factorization: 3 × 3 × 3 × 3 × 3.
| Multiplication | Answer |
|---|---|
| 8 × 27 | 216 |
| 10 × 27 | 270 |
| 9 × 26 | 234 |
| 9 × 28 | 252 |
| 9 × 29 | 261 |
| 9 × 25 | 225 |
| 11 × 27 | 297 |
| 7 × 27 | 189 |
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