Percentage Calculator
The Percentage Calculator is a free online tool designed to calculate percentages with ease. Whether you need to determine a percentage of a number, calculate the percentage increase or decrease of a value, or simply understand how to work with percentages, this calculator is here to help. With its simple and intuitive interface, you can quickly and accurately perform percentage calculations, making it an essential resource for students, professionals, and anyone looking to simplify their calculations.
How the Percentage Calculator Works
The Percentage Calculator uses a simple formula to calculate percentages. To calculate a percentage of a number, you can use the formula: (number / 100) * percentage. For example, if you want to calculate 25% of 100, the calculation would be (100 / 100) * 25 = 25.
| Number | Percentage | Result |
|---|---|---|
| 100 | 10% | 10 |
| 50 | 25% | 12.5 |
| 200 | 5% | 10 |
| 150 | 20% | 30 |
| 300 | 15% | 45 |
Common Use Cases for the Percentage Calculator
- Calculating sales tax: Use the calculator to determine the amount of sales tax on a purchase.
- Determining discounts: Calculate the discount amount on an item based on a percentage off the original price.
- Understanding investment returns: Use the calculator to calculate the percentage return on an investment.
- Calculating grades: Determine a student's grade based on their score as a percentage of the total possible score.
- Figuring out tips: Calculate the amount to tip a server based on a percentage of the total bill.
- Understanding population growth: Use the calculator to calculate the percentage increase or decrease in population over a given period.
- Calculating interest rates: Determine the interest paid on a loan based on the interest rate as a percentage of the principal amount.
- Determining commission: Calculate the commission earned on a sale based on a percentage of the sale amount.
- Understanding statistical data: Use the calculator to calculate percentages for statistical analysis.
- Calculating inflation: Determine the percentage increase in prices over a given period due to inflation.