Percentage Calculator – How to Calculate Percentages Easily

Calculating percentages is one of the most common tasks in accounting, finance, QuickBooks® reports, taxes, and daily business decisions. Whether you’re checking discount rates, profit margins, tax amounts, or percentage change, understanding the basic percentage formulas can make your work much easier.

What Is a Percentage?

A percentage (%) represents a part of 100.

Example:

If you say 20%, it means 20 out of 100.

1. Formula: Percentage of a Number

2. Formula: Find the Percentage Value

3. Formula: Percentage Increase

4. Formula: Percentage Decrease

5. Formula: What Percentage Is X of Y?

6. Formula: Percentage Change

Why Businesses Use Percentage Calculations

Percentage calculations help with:

• Discounts & markups
• Profit margins
• Sales tax
• Expense tracking
• QuickBooks® reports
• Inventory comparison
• Year-over-year growth

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