Percentage Calculator is a free online tool to calculate percentages.
Tips: Use tab to move to the next field. Use shift-tab to move to the previous field. Press enter to calculate.
About
This website is designed to help you quickly and easily calculate percentages for a variety of purposes. Whether you're calculating discounts, calculating tips, or trying to figure out how much something has increased or decreased in value, our percentage calculator can help.
FAQ
What is a percentage?
Percentage is a way of expressing a number as a fraction of 100. It is commonly used to represent a portion of a whole or to compare two numbers. Percentages are often denoted with the symbol "%". For example, if there are 100 cars in a garage and 25 of them are white, we could say that 25% of the cars in the garage are white.
How do you calculate a percentage?
To calculate a percentage, you typically divide the part (the smaller value) by the whole (the larger value), and then multiply the result by 100. This gives you the percentage value as a number between 0 and 100. For example, if you have 50 apples and you want to know what percentage of them are red, and 20 of them are red, you would divide 20 by 50 to get 0.4, then multiply by 100 to get 40%.
Why percentages matter?
Percentages are used in a wide variety of contexts, from calculating discounts and taxes to measuring changes in stock prices and economic indicators. Understanding how percentages work can help you make more informed decisions in a variety of areas, from personal finance to business management.
FAQs
How do you calculate a percentage? To calculate a percentage, you typically divide the part (the smaller value) by the whole (the larger value), and then multiply the result by 100. This gives you the percentage value as a number between 0 and 100.
How do I calculate a percentage between two numbers? ›
Take the difference between the two values. Find the average of two values. Divide the difference value by the average value. Multiply the obtained solution by 100 to get the percentage (%).
What is 30% off of $30? ›
Subtract your triple from your starting number. That's 30 percent off! For $30, you should have $21.
How to calculate grade percentage? ›
Add up the total amount of points earned, and add the total points possible. Divide total points earned by total points possible and multiply by 100 to find your final percentage and grade.
How do you calculate into a percentage? ›
The term percent represents parts per hundred. To convert the decimal value into the percentage, multiply the decimal value by 100 and add the percentage symbol (%). The other way to convert the decimal to percent is to move the decimal point two places to the right side.
What is the basic formula for calculating percentages? ›
They are: Step 1: Divide the obtained marks by the maxim marks of the test. Step 2: Multiply the result by 100. Go through the example given below to understand the process of finding the percentage of marks.
How do you calculate what percentage a number is of another number? ›
Consider two numbers 30 and 45. Let us calculate what percentage is 30 out of 45. For this, we divide the part (30) by the whole (45) and multiply the result by 100. This gives 30/45 × 100 = 66.67%.
How to calculate interest percentage? ›
Let's explore various interest types and their respective calculation methods to empower your financial decisions." Simple Interest Calculation: Formula: Simple Interest (SI) = Principal (P) x Rate (R) x Time (T) / 100.
How to calculate average percentage? ›
Divide the sum of the percentages by the sum of the total products produced from each category. So, 615 divided by 900 is equal to 0.68. Multiply this decimal by 100 to get the average percentage. So, 0.68 times 100 equals 68, or 68%.
Is 30% off $20? ›
Answer and Explanation:
30% off of $20 would be $6. So, if you were purchasing this item, it would cost you $14 ($20 - $6 = $14). To figure this out in your head, first find 10% of 20.
∴ 30% of 100 is 30. To learn more about percentages, click here!
How to calculate -%? ›
How Do We Find Percentage? The percentage can be found by dividing the value by the total value and then multiplying the result by 100. The formula used to calculate the percentage is: (value/total value)×100%.
How to add percentages? ›
Method 2: Add the percentages as decimals.
- Step 1: Convert each percentage to its decimal equivalent by dividing it by 100. ...
- Step 2: Add the decimals together: 0.35 + 0.52 = 0.82.
- Step 3: Convert the result back to a percentage by multiplying by 100 and adding a % sign: 0.82 x 100 = 82%.
What are letter grades and how do they convert into percentages? Common examples of grade conversion are: A+ (97–100), A (93–96), A- (90–92), B+ (87–89), B (83–86), B- (80–82), C+ (77–79), C (73–76), C- (70–72), D+ (67–69), D (65–66), D- (below 65).
How do you find the percentage of an amount? ›
One of the main ways that we work out how to calculate a percentage of a number is by converting the percentage to a decimal first. In order to do this, we find 1% of the number by dividing it by 100%. Once we've done that, we multiply our answer by the value of the percentage we're looking for.
How do you solve percentages easily? ›
Divide the part by the whole and multiply the result by 100. The student got 70% of the answers correct.
What is the formula for percentage into number? ›
So it is clear that we can convert percent to whole number by dividing it 100 but it is not necessary that it will always give result in whole number. Some Examples of percentage, 20% of 300 is equal to (20/100) × 300 = 60. 40% is equal to 40/100 = 4/10 = 2/5.
What is 20% out of 45? ›
Multiply 20 by 45 and divide both sides by 100. Hence, 20% of 45 is 9.
