8 is 40% of 20. Divide 8 by 20 and multiply by 100: 8 ÷ 20 = 0.4, and 0.4 × 100 = 40%.
How to work out what percent 8 is of 20
Percent = (X ÷ Y) × 100
- Write it as a fraction: 8/20 (simplifies to 2/5).
- Divide: 8 ÷ 20 = 0.4.
- Multiply by 100: 0.4 × 100 = 40%.
Check: 40% of 20 = 40 × 20 ÷ 100 = 8.
Nearby values
| 3 is what % of 20 | 15% |
| 4 is what % of 20 | 20% |
| 5 is what % of 20 | 25% |
| 6 is what % of 20 | 30% |
| 7 is what % of 20 | 35% |
| 8 is what % of 20 | 40% |
| 9 is what % of 20 | 45% |
| 10 is what % of 20 | 50% |
| 11 is what % of 20 | 55% |
| 12 is what % of 20 | 60% |
| 13 is what % of 20 | 65% |
| 10% of 20 | 2 |
| 20% of 20 | 4 |
| 25% of 20 | 5 |
| 50% of 20 | 10 |
| 75% of 20 | 15 |
Practising percentages? Free printable percentage worksheets with answer keys.