Percentage Calculator

Calculate percentages, percentage increases, decreases, and percentage changes instantly.

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Percentage Calculator

A percentage calculator helps you quickly compute percentages without manual math. Whether you need to find what percentage one number is of another, calculate a discount, or determine how much a value has changed, SolutionsNepal's percentage calculator gives you instant, accurate results.

How to Calculate a Percentage

The basic formula for calculating a percentage is:

Percentage = (Part ÷ Whole) × 100

For example, if you scored 85 out of 100 on a test: (85 ÷ 100) × 100 = 85%

Percentage Increase Formula

To increase a number by a percentage:

New Value = Original Value × (1 + Percentage ÷ 100)

Example: 500 increased by 20% = 500 × 1.20 = 600

Percentage Decrease Formula

To decrease a number by a percentage:

New Value = Original Value × (1 − Percentage ÷ 100)

Example: 500 decreased by 20% = 500 × 0.80 = 400

Percentage Change Formula

To find the percentage change between two values:

Percentage Change = ((New Value − Original Value) ÷ Original Value) × 100

Example: Change from 500 to 600 = ((600 − 500) ÷ 500) × 100 = 20% increase

Common Percentage Questions

  • What is 10% of 500? → 50
  • What is 20% of 1,000? → 200
  • What is 15% of 800? → 120
  • How much is 500 increased by 20%? → 600
  • How much is 500 decreased by 20%? → 400
  • What is the percentage change from 500 to 600? → 20% increase
  • How do I calculate percentage increase? → (New − Original) ÷ Original × 100
  • How do I calculate percentage decrease? → (Original − New) ÷ Original × 100

SolutionsNepal's percentage calculator works entirely in your browser. No data is sent to any server. Free, fast, and accurate.

Disclaimer
This calculator provides an estimate for informational purposes only, based on the information you enter and the method described. Actual outcomes may differ. This is not professional advice — confirm important decisions with the relevant provider or authority.