42 is 52.5% of 80. Divide 42 by 80 and multiply by 100: 42 ÷ 80 = 0.525, and 0.525 × 100 = 52.5%.
How to work out what percent 42 is of 80
Percent = (X ÷ Y) × 100
- Write it as a fraction: 42/80 (simplifies to 21/40).
- Divide: 42 ÷ 80 = 0.525.
- Multiply by 100: 0.525 × 100 = 52.5%.
Check: 52.5% of 80 = 52.5 × 80 ÷ 100 = 42.
Nearby values
| 37 is what % of 80 | 46.25% |
| 38 is what % of 80 | 47.5% |
| 39 is what % of 80 | 48.75% |
| 40 is what % of 80 | 50% |
| 41 is what % of 80 | 51.25% |
| 42 is what % of 80 | 52.5% |
| 43 is what % of 80 | 53.75% |
| 44 is what % of 80 | 55% |
| 45 is what % of 80 | 56.25% |
| 46 is what % of 80 | 57.5% |
| 47 is what % of 80 | 58.75% |
| 10% of 80 | 8 |
| 20% of 80 | 16 |
| 25% of 80 | 20 |
| 50% of 80 | 40 |
| 75% of 80 | 60 |
Practising percentages? Free printable percentage worksheets with answer keys.