Free, fast, and multi-functional Percentage Calculator. Calculate percentage of value, percentage difference (% change), ratios, and original totals instantly.
Percentage Calculator
Multi-mode percentage tool for fast calculations, percentage differences, ratios, and initial amounts.
%
#
Please enter valid numeric values.
Calculated Result
30
Calculation Breakdown: (15 ÷ 100) × 200 = 30. Therefore, 15% of 200 is 30.
Start
End
Initial value (A) cannot be zero.
Percentage Change Result
+50%
▲ 50.00% Increase
Calculation Breakdown: Difference = 75 - 50 = 25. Change = (25 ÷ 50) × 100 = 50%. Moving from 50 to 75 represents a 50% increase.
Part
Total
Total amount (Y) cannot be zero.
Percentage Portion Result
12.5%
Calculation Breakdown: (25 ÷ 200) × 100 = 12.5%. Therefore, 25 is 12.5% of 200.
#
%
Percentage (Y) cannot be zero.
Original Total Amount
200
Calculation Breakdown: 40 ÷ (20 ÷ 100) = 40 ÷ 0.20 = 200. If 40 is 20%, the total 100% amount is 200.
1. What is X% of Y? Basic %
15
2. % Change from A to B Difference
+20.00%
3. X is what % of Y? Ratio
25.00%
4. X is Y% of what total? Total
500
| Amount | 5% | 10% | 15% (Tip) | 20% (Tip) | 25% | 50% |
|---|---|---|---|---|---|---|
| $10.00 | $0.50 | $1.00 | $1.50 | $2.00 | $2.50 | $5.00 |
| $25.00 | $1.25 | $2.50 | $3.75 | $5.00 | $6.25 | $12.50 |
| $50.00 | $2.50 | $5.00 | $7.50 | $10.00 | $12.50 | $25.00 |
| $100.00 | $5.00 | $10.00 | $15.00 | $20.00 | $25.00 | $50.00 |
| $500.00 | $25.00 | $50.00 | $75.00 | $100.00 | $125.00 | $250.00 |