How to find 80 percent of 500
"Percent" means per hundred, so 80% is the fraction 80/100, or 0.8 as a decimal. Taking 80 percent of 500 means multiplying 500 by that fraction:
80% of 500 = 500 x 80 / 100
= 40,000 / 100
= 400The same answer comes from the decimal form: 500 x 0.8 = 400. And because multiplication is commutative, 80% of 500 equals 500% of 80, 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 80% from those pieces: 8 x 50 = 400.
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 |
| 20% | 100 | 400 | 600 |
| 25% | 125 | 375 | 625 |
| 30% | 150 | 350 | 650 |
| 50% | 250 | 250 | 750 |
| 75% | 375 | 125 | 875 |
| 79% | 395 | 105 | 895 |
| 81% | 405 | 95 | 905 |
| 85% | 425 | 75 | 925 |
80 percent of other amounts
| Amount | 80% of it |
|---|---|
| 100 | 80 |
| 120 | 96 |
| 150 | 120 |
| 200 | 160 |
| 250 | 200 |
| 300 | 240 |
| 400 | 320 |
| 600 | 480 |
| 750 | 600 |
| 800 | 640 |
Where this comes up
A 80% discount on a 500 price takes off 400, leaving 100. A 80% tip or tax on 500 adds 400, for a total of 900. If 500 is a score out of a possible total, 80% of it is the share 400 represents. For percent change, reverse percentages, and "X is what percent of Y", use the full percentage calculator.