The Ultimate Percentage Calculator Guide
Need to calculate percentages quickly? Our free percentage calculator handles all your percent math needs in seconds. Whether you're figuring out discounts, test scores, tax rates, or investment growth, this powerful percent calculator makes percentage calculations effortless.
Why Use Our Percentage Calculator?
- Fast results: Get accurate answers instantly
- All-in-one tool: Works as a percentage change calculator, percentage increase calculator, and basic percent calculator
- No math skills needed: Perfect for students, shoppers, and professionals
- Mobile-friendly: Works on any device
Common Percentage Calculations Made Easy
Calculate a Percentage of Any Number
Want to know what's 25% of $80? Or 15% of 200 people? Our percentage calculator gives you the answer instantly. Just enter the percentage and the total amount.
Find Percentage Change (Increase/Decrease)
Track growth with our percentage change calculator:
- "My salary rose from $50,000 to $55,000 - what's the increase?"
- "Website traffic dropped from 1,000 to 800 visitors - what's the decrease?"
Determine What Percent One Number Is of Another
- "36 points out of 60 - what's my test score percentage?"
- "350 people out of 500 prefer Brand X - what percent is that?"
Frequently Asked Questions
How do I calculate percentages manually?
Divide the part by the whole and multiply by 100. Or just use our percent calculator!
What's the difference between percentage and percent change?
Basic percentage finds "X% of Y" while percent change calculator compares two values.
Can I calculate percentage discounts?
Absolutely! Our tool works as a discount percentage calculator too.
What is a Percentage?
A percentage represents a fraction of 100. Whether you're using a percent calculator or doing manual math, percentages help compare proportions easily.
3 Key Types of Percentage Calculations
1. Calculate a Percentage of a Number
"What is 20% of 250?"
(20 ÷ 100) × 250 = 50
Answer: 20% of 250 is 50
2. Find What Percent One Number Is of Another
"15 is what percent of 75?"
(15 ÷ 75) × 100 = 20%
Answer: 15 is 20% of 75
3. Percentage Change (Increase or Decrease)
"What is the percentage increase from 80 to 100?"
((100 - 80) ÷ 80) × 100 = 25%
Answer: There's a 25% increase
Try Our Percentage Calculator Now!
Stop doing percentage math manually. Use our percentage calculator for instant, accurate results every time. Bookmark this page for quick access whenever you need to calculate percentage values!