Percentage Calculator

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Confidence Interval Calculator

A percentage calculator is a tool that can be used to calculate various values related to percentages. Some of the things that a percentage calculator can be used for include:

Finding the percentage of a number: For example, if you want to find out what 25% of 50 is, you can input those values into the calculator, and it will tell you that 25% of 50 is 12.5.
Finding the percentage change between two numbers For example, if a product's price increases from $10 to $15, you can use a percentage calculator to find out the percentage increase (50%).
Finding the original number when given the percentage and the final number For example, if you know that a number is 25% of another number and you know the final number is 100, you can use a percentage calculator to find out the original number (400).
Finding the final number when given the percentage and the original number For example, if you know that a number is 25% of another number and the original number is 400, you can use a percentage calculator to find out the final number (100).

There are many online percentage calculators available on the internet, which you can use to perform these calculations. You can also use spreadsheet software or a calculator to perform these calculations.