How do I calculate what is X percent of Y?

Choose the mode 'What is X% of Y', enter X and Y, and the percentage calculator will show the result instantly.

How is percentage change calculated?

Percentage change is calculated using the formula ((New Value - Old Value) / Old Value) x 100.

Percentage Calculator

Select Calculation Type

Example: What is 20% of 1500?

X (percentage) Y (number)

Result: -

How this Percentage Calculator helps?

Use this tool to quickly calculate discounts, exam percentages, salary hike percentages, GST and more without doing manual maths.

Find discount amount on shopping bills
Convert marks into percentages
Calculate salary increase or decrease
Compute profit or loss percentage

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What is a Percentage Calculator?

A Percentage Calculator helps you solve common percentage-related maths quickly. Instead of remembering formulas, you just enter values and get instant results.

Percentage Formulas Used

What is X% of Y: (X / 100) × Y
X is what percent of Y: (X / Y) × 100
Percentage change from A to B: ((B − A) / A) × 100

Where is Percentage Used?

Shopping discounts and offers
Exam marks and result reports
Salary hike and appraisal calculations
Profit and loss in business
Tax and GST calculations