What is 10% of 100?
Answer: 10 — 100 × 10 ÷ 100 = 10.
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How it is worked out
“Percent” means per hundred, so 10% is the fraction 10/100 = 0.1. Multiply that by 100: 100 × 0.1 = 10. Equivalently, find 1% of 100 first — that is 100 ÷ 100 = 1 — then multiply by 10: 1 × 10 = 10.
10% of other numbers
| Question | Answer |
|---|---|
| 10% of 50 | 5 |
| 10% of 200 | 20 |
| 10% of 250 | 25 |
| 10% of 500 | 50 |
| 10% of 1000 | 100 |
Other percentages of 100
| Question | Answer |
|---|---|
| 5% of 100 | 5 |
| 15% of 100 | 15 |
| 20% of 100 | 20 |
| 25% of 100 | 25 |
| 30% of 100 | 30 |
Need a different pair? Use the percentage calculator — it also handles percentage change, increase, decrease and difference.