How to find 1 percent of 80
"Percent" means per hundred, so 1% is the fraction 1/100, or 0.01 as a decimal. Taking 1 percent of 80 means multiplying 80 by that fraction:
1% of 80 = 80 x 1 / 100
= 80 / 100
= 0.8The same answer comes from the decimal form: 80 x 0.01 = 0.8. And because multiplication is commutative, 1% of 80 equals 80% of 1, which is sometimes the easier way to see it in your head.
Mental math shortcut
10% of 80 is 8 (move the decimal one place left), and 1% is 0.8. Build 1% from those pieces: 1 x 0.8 = 0.8.
Nearby percentages of 80
| Percent | Of 80 | 80 minus it | 80 plus it |
|---|---|---|---|
| 2% | 1.6 | 78.4 | 81.6 |
| 5% | 4 | 76 | 84 |
| 6% | 4.8 | 75.2 | 84.8 |
| 10% | 8 | 72 | 88 |
| 15% | 12 | 68 | 92 |
| 20% | 16 | 64 | 96 |
| 25% | 20 | 60 | 100 |
| 30% | 24 | 56 | 104 |
| 50% | 40 | 40 | 120 |
| 75% | 60 | 20 | 140 |
1 percent of other amounts
| Amount | 1% of it |
|---|---|
| 20 | 0.2 |
| 25 | 0.25 |
| 30 | 0.3 |
| 40 | 0.4 |
| 50 | 0.5 |
| 60 | 0.6 |
| 75 | 0.75 |
| 100 | 1 |
| 120 | 1.2 |
| 150 | 1.5 |
Where this comes up
A 1% discount on a 80 price takes off 0.8, leaving 79.2. A 1% tip or tax on 80 adds 0.8, for a total of 80.8. If 80 is a score out of a possible total, 1% of it is the share 0.8 represents. For percent change, reverse percentages, and "X is what percent of Y", use the full percentage calculator.