How to find 20 percent of 500
"Percent" means per hundred, so 20% is the fraction 20/100, or 0.2 as a decimal. Taking 20 percent of 500 means multiplying 500 by that fraction:
20% of 500 = 500 x 20 / 100
= 10,000 / 100
= 100The same answer comes from the decimal form: 500 x 0.2 = 100. And because multiplication is commutative, 20% of 500 equals 500% of 20, which is sometimes the easier way to see it in your head.
Mental math shortcut
10% of 500 is 50 (move the decimal one place left), and 1% is 5. Build 20% from those pieces: 2 x 50 = 100.
Nearby percentages of 500
| Percent | Of 500 | 500 minus it | 500 plus it |
|---|---|---|---|
| 1% | 5 | 495 | 505 |
| 5% | 25 | 475 | 525 |
| 10% | 50 | 450 | 550 |
| 15% | 75 | 425 | 575 |
| 19% | 95 | 405 | 595 |
| 21% | 105 | 395 | 605 |
| 25% | 125 | 375 | 625 |
| 30% | 150 | 350 | 650 |
| 40% | 200 | 300 | 700 |
| 50% | 250 | 250 | 750 |
| 75% | 375 | 125 | 875 |
20 percent of other amounts
| Amount | 20% of it |
|---|---|
| 100 | 20 |
| 120 | 24 |
| 150 | 30 |
| 200 | 40 |
| 250 | 50 |
| 300 | 60 |
| 400 | 80 |
| 600 | 120 |
| 750 | 150 |
| 800 | 160 |
Where this comes up
A 20% discount on a 500 price takes off 100, leaving 400. A 20% tip or tax on 500 adds 100, for a total of 600. If 500 is a score out of a possible total, 20% of it is the share 100 represents. For percent change, reverse percentages, and "X is what percent of Y", use the full percentage calculator.