How to find 25 percent of 20
"Percent" means per hundred, so 25% is the fraction 25/100, or 0.25 as a decimal. Taking 25 percent of 20 means multiplying 20 by that fraction:
25% of 20 = 20 x 25 / 100
= 500 / 100
= 5The same answer comes from the decimal form: 20 x 0.25 = 5. And because multiplication is commutative, 25% of 20 equals 20% of 25, which is sometimes the easier way to see it in your head.
Mental math shortcut
10% of 20 is 2 (move the decimal one place left), and 1% is 0.2. Build 25% from those pieces: 2 x 2 + 5 x 0.2 = 5.
Nearby percentages of 20
| Percent | Of 20 | 20 minus it | 20 plus it |
|---|---|---|---|
| 1% | 0.2 | 19.8 | 20.2 |
| 5% | 1 | 19 | 21 |
| 10% | 2 | 18 | 22 |
| 15% | 3 | 17 | 23 |
| 20% | 4 | 16 | 24 |
| 24% | 4.8 | 15.2 | 24.8 |
| 26% | 5.2 | 14.8 | 25.2 |
| 30% | 6 | 14 | 26 |
| 50% | 10 | 10 | 30 |
| 75% | 15 | 5 | 35 |
25 percent of other amounts
| Amount | 25% of it |
|---|---|
| 10 | 2.5 |
| 25 | 6.25 |
| 30 | 7.5 |
| 40 | 10 |
| 50 | 12.5 |
| 60 | 15 |
| 75 | 18.75 |
| 80 | 20 |
| 100 | 25 |
Where this comes up
A 25% discount on a 20 price takes off 5, leaving 15. A 25% tip or tax on 20 adds 5, for a total of 25. If 20 is a score out of a possible total, 25% of it is the share 5 represents. For percent change, reverse percentages, and "X is what percent of Y", use the full percentage calculator.