Percentage Calculator: Instantly Find Percent Increase, Decrease & More

Need to calculate percentages without breaking a sweat? Our free Percentage Calculator is the go-to tool for quick, accurate, and hassle-free percent computations. Whether you’re a student solving homework, a business professional analyzing data, or a shopper calculating discounts—this tool simplifies it all in seconds.

🔢 What is a Percentage Calculator?

A percentage calculator is an online tool that helps you compute percentages of numbers, percentage increases/decreases, and find values based on given percentages. It saves time, ensures accuracy, and eliminates the need for manual calculations or formulas.

✨ Why Use Our Online Percentage Calculator?

• Fast and User-Friendly: Input your values and get instant results—no math skills required.
• Multi-Purpose: Use it to calculate percent increase, decrease, discount, percentage of a number, and more.
• Accurate: Designed for 100% precision, every time.
• Free & Accessible: No login or installation required.

💼 Practical Uses of Percentage Calculator

• Students: Calculate exam score percentages and assignment weightages.
• Shoppers: Quickly find discount prices and sale percentages.
• Finance Professionals: Analyze profit/loss percentages and interest rates.
• Business Owners: Determine growth rates and pricing strategies.

🧠 How to Use the Percentage Calculator

1. Choose the type of calculation: What is X% of Y?, Percent change, etc.
2. Enter your values in the input fields.
3. Hit the “Calculate” button and get instant results.

📈 Most Common Percentage Calculations

• What is 30% of 200?
• Find percent change between 150 and 200
• Increase 120 by 15%
• Decrease 250 by 10%
• What percent is 75 of 300?

🙋‍♂️ Frequently Asked Questions (FAQs)

What is the formula to calculate percentage?

The basic formula is: (Part ÷ Whole) × 100. For example, if you scored 45 out of 60: (45/60) × 100 = 75%.

How can I calculate a percentage increase?

Use the formula: ((New – Old) ÷ Old) × 100. If a price increased from $50 to $65, then ((65-50)/50) × 100 = 30%.

How do I calculate discount percentage?

Subtract the sale price from the original price, divide by original price, then multiply by 100. Example: ((100-70)/100) × 100 = 30% discount.

Can I use this calculator for academic grading?

Yes! Students often use this to calculate percentages of marks, GPAs, or weightages for exams and assignments.

🚀 Try the Percentage Calculator Now

Use our Percentage Calculator and experience effortless percentage calculations like never before. It’s quick, reliable, and 100% free.