Fast, Free Online Percent Calculator - PercentTool.com
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Fast, Free Percent Calculator

Percent calculator helps you solve problems in seconds β€” no sign-up, no fluff.

πŸ“Š What is X% of Y?

Find the result of a percentage of a number.

πŸ” What Percent of X is Y?

Calculate what percent one number is of another.

πŸ“ X is What Percent of Y?

Find the percentage when you know part and whole.

πŸ“ˆ Percent Increase

See how much something increased in percentage.

πŸ“‰ Percent Decrease

Calculate the percent drop between two numbers.

percent calculator

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πŸ” No login or email required

⚑ Fast, ad-free & mobile friendly

About Our Online Percent Calculator

Why Use Our Percent Calculator?

Need to solve a percentage problem fast? You're in the right place. PercentTool.com is your free, easy-to-use site for all types of percentage calculators. No signups, no ads in the way β€” just clear answers you can use right now.

Percentage Calculations We Cover

Whether you're trying to figure out β€œWhat is X% of Y?” or want to know β€œWhat percent of X is Y?”, we’ve built calculators that make it simple. You can also figure out things like β€œX is what percent of Y?”, how much something has increased or decreased in percent, and more.

Who Can Use These Percentage Tools?

These tools are perfect for students working on math homework, shoppers checking sale prices, teachers explaining lessons, or anyone who wants quick, clear math answers.

How Our Free Percent Calculators Work

Just enter your numbers, click a button, and get your answer in seconds. No confusing steps. No downloads. Just clean and simple answers for everyday math problems.

Mobile-Friendly & Instant Results

All our calculators are mobile-friendly, responsive, and load lightning-fast. You don’t need to be a math expert β€” just plug in your values and get the answer instantly.

Common Percent Questions We Help Answer

  • What is 15% of $60?
  • If my bill is $80, what’s 20% off?
  • I ran 7 miles out of my 10-mile goal. What percent did I complete?
  • My sales dropped from $5,000 to $3,800. What percent decrease is that?

More Than Just a Percentage Calculator

PercentTool.com is more than just a calculator hub. It's a resource center where math becomes simple. Our goal is to make everyday calculations easier for everyone.

Learn as You Calculate

Each page includes helpful explanations, real-life examples, and visual guides so you not only get the answer but also understand how you got it.

We’re Always Improving

We’re constantly improving our tools and adding new ones. If you have suggestions, we’d love to hear from you.

Need more tools? Try our percent increase calculator, percent decrease calculator, or what percent of X is Y calculator.