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Percentage Calculator & Percent Change Tool

Calculate percentages, fraction discounts, and percentage increases or decreases with instant step-by-step results.

What is [P]% of [X]?

% of

✨ Key Capabilities

Calculate X% of Y with 1-click precision
Calculate what percentage X is of Y
Calculate percentage increase, decrease, or markup
Clear color-coded profit/gain and loss indicators

📖 How to Use the Percentage Calculator & Percent Change Tool

Select your calculation mode from the tabs.
Input the values into the respective fields.
Click "Calculate" to view the exact percentage and difference.

❓ Frequently Asked Questions

How do you calculate percentage increase?

Subtract the original value from the new value, divide by the original value, and multiply by 100.

Can this tool calculate sales discounts and tax rates?

Yes, enter the original price and discount or tax percentage in Mode 1 to find the exact dollar amount.

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