Advanced Percentage Calculator
Calculate percentages instantly with our comprehensive percentage calculator. Features: basic percentage, increase/decrease, markup/margin, compound interest, percentage difference. Perfect for discounts, tips, grades, statistics, business calculations, and everyday math.
How to Use Our Advanced Percentage Calculator
1. Select Calculation Type
Choose from 7 different percentage calculation types
2. Enter Values
Input your numbers in the appropriate fields
3. Get Results
View detailed calculation with formulas
4. Copy & Share
Copy results or share calculations
Percentage Calculation Types
Basic Percentage
Find what percentage of a number is
25% of 1000 = 250
Percentage Increase
Calculate increase by percentage
1000 + 10% = 1100
Percentage Decrease
Calculate decrease by percentage
1000 - 10% = 900
Percentage Difference
Find difference between two values
Difference between 100 and 120 = 18.18%
Markup Calculation
Calculate selling price with markup
Cost $100 + 25% markup = $125
Margin Calculation
Calculate cost from selling price
Selling $125 - 20% margin = $100
Compound Interest
Calculate compound interest
$1000 at 5% for 3 years = $1157.63
Common Use Cases for Percentage Calculator
Business & Finance
Education & Statistics
Frequently Asked Questions
What is the difference between markup and margin?
Markup is calculated on cost price (Cost × Markup% = Selling Price), while margin is calculated on selling price (Selling Price × Margin% = Cost).
How do I calculate percentage increase?
Use the formula: ((New Value - Original Value) / Original Value) × 100. Our calculator does this automatically.
What is compound interest?
Compound interest is interest calculated on the initial principal and accumulated interest from previous periods. Formula: A = P(1 + r/n)^(nt).
How accurate are the calculations?
Our calculator uses precise mathematical formulas and provides results accurate to 2 decimal places for most calculations.