How to work it out
15% of 20 = 20 × 0.15 = 3
A percent means "per hundred", so 15% is 15/100, or 0.15. Multiply 20 by 0.15 to get 3. A quick mental shortcut: 10% of 20 is 2, so 15% is 2 × 1.5 = 3.
Related answers
- 20 plus 15% = 23 (an increase of 3)
- 20 minus 15% = 17, the price after a 15% discount
- 3 is 15% of 20, and 20 is 666.67% of 3
- If 20 is 15% of a number, that number is 133.33
Other percentages of 20
| Percent | Answer |
|---|---|
| 1% of 20 | 0.2 |
| 5% of 20 | 1 |
| 10% of 20 | 2 |
| 20% of 20 | 4 |
| 25% of 20 | 5 |
| 30% of 20 | 6 |
| 40% of 20 | 8 |
| 50% of 20 | 10 |
| 60% of 20 | 12 |
| 70% of 20 | 14 |
| 75% of 20 | 15 |
| 80% of 20 | 16 |
| 90% of 20 | 18 |
| 100% of 20 | 20 |
15% of other numbers
| Question | Answer |
|---|---|
| 15% of 50 | 7.5 |
| 15% of 60 | 9 |
| 15% of 80 | 12 |
| 15% of 100 | 15 |
| 15% of 150 | 22.5 |
| 15% of 200 | 30 |
| 15% of 250 | 37.5 |
| 15% of 500 | 75 |
| 15% of 1,000 | 150 |