How to work it out
20% of 80 = 80 × 0.2 = 16
A percent means "per hundred", so 20% is 20/100, or 0.2. Multiply 80 by 0.2 to get 16. A quick mental shortcut: 10% of 80 is 8, so 20% is 8 × 2 = 16.
Related answers
- 80 plus 20% = 96 (an increase of 16)
- 80 minus 20% = 64, the price after a 20% discount
- 16 is 20% of 80, and 80 is 500% of 16
- If 80 is 20% of a number, that number is 400
Other percentages of 80
| Percent | Answer |
|---|---|
| 1% of 80 | 0.8 |
| 5% of 80 | 4 |
| 10% of 80 | 8 |
| 15% of 80 | 12 |
| 25% of 80 | 20 |
| 30% of 80 | 24 |
| 40% of 80 | 32 |
| 50% of 80 | 40 |
| 60% of 80 | 48 |
| 70% of 80 | 56 |
| 75% of 80 | 60 |
| 80% of 80 | 64 |
| 90% of 80 | 72 |
| 100% of 80 | 80 |
20% of other numbers
| Question | Answer |
|---|---|
| 20% of 20 | 4 |
| 20% of 50 | 10 |
| 20% of 60 | 12 |
| 20% of 100 | 20 |
| 20% of 150 | 30 |
| 20% of 200 | 40 |
| 20% of 250 | 50 |
| 20% of 500 | 100 |
| 20% of 1,000 | 200 |