How to find 9 percent of 500
"Percent" means per hundred, so 9% is the fraction 9/100, or 0.09 as a decimal. Taking 9 percent of 500 means multiplying 500 by that fraction:
9% of 500 = 500 x 9 / 100
= 4,500 / 100
= 45The same answer comes from the decimal form: 500 x 0.09 = 45. And because multiplication is commutative, 9% of 500 equals 500% of 9, 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 9% from those pieces: 9 x 5 = 45.
Nearby percentages of 500
| Percent | Of 500 | 500 minus it | 500 plus it |
|---|---|---|---|
| 1% | 5 | 495 | 505 |
| 4% | 20 | 480 | 520 |
| 5% | 25 | 475 | 525 |
| 8% | 40 | 460 | 540 |
| 10% | 50 | 450 | 550 |
| 14% | 70 | 430 | 570 |
| 15% | 75 | 425 | 575 |
| 18% | 90 | 410 | 590 |
| 20% | 100 | 400 | 600 |
| 25% | 125 | 375 | 625 |
| 30% | 150 | 350 | 650 |
| 50% | 250 | 250 | 750 |
9 percent of other amounts
| Amount | 9% of it |
|---|---|
| 100 | 9 |
| 120 | 10.8 |
| 150 | 13.5 |
| 200 | 18 |
| 250 | 22.5 |
| 300 | 27 |
| 400 | 36 |
| 600 | 54 |
| 750 | 67.5 |
| 800 | 72 |
Where this comes up
A 9% discount on a 500 price takes off 45, leaving 455. A 9% tip or tax on 500 adds 45, for a total of 545. If 500 is a score out of a possible total, 9% of it is the share 45 represents. For percent change, reverse percentages, and "X is what percent of Y", use the full percentage calculator.