How to work it out
80% of 50 = 50 × 0.8 = 40
A percent means "per hundred", so 80% is 80/100, or 0.8. Multiply 50 by 0.8 to get 40. A quick mental shortcut: 10% of 50 is 5, so 80% is 5 × 8 = 40.
Related answers
- 50 plus 80% = 90 (an increase of 40)
- 50 minus 80% = 10, the price after a 80% discount
- 40 is 80% of 50, and 50 is 125% of 40
- If 50 is 80% of a number, that number is 62.5
Other percentages of 50
| Percent | Answer |
|---|---|
| 1% of 50 | 0.5 |
| 5% of 50 | 2.5 |
| 10% of 50 | 5 |
| 15% of 50 | 7.5 |
| 20% of 50 | 10 |
| 25% of 50 | 12.5 |
| 30% of 50 | 15 |
| 40% of 50 | 20 |
| 50% of 50 | 25 |
| 60% of 50 | 30 |
| 70% of 50 | 35 |
| 75% of 50 | 37.5 |
| 90% of 50 | 45 |
| 100% of 50 | 50 |
80% of other numbers
| Question | Answer |
|---|---|
| 80% of 20 | 16 |
| 80% of 60 | 48 |
| 80% of 80 | 64 |
| 80% of 100 | 80 |
| 80% of 150 | 120 |
| 80% of 200 | 160 |
| 80% of 250 | 200 |
| 80% of 500 | 400 |
| 80% of 1,000 | 800 |