# Percentage Change Calculator

The ** percentage change calculator** calculates how much two numbers have changed. It comes in handy in many fields of mathematics, including finance, chemistry, and exponential growth and decay. To begin, we must grasp and use the percent change formula, as well as how to compute percent change. To do so, we’ll provide you with a number of examples, each with a detailed examination of the many mathematical problems and pitfalls that await newcomers.

We’ll also show you how to compute percentage change while calculating population growth rate, a key statistic parameter that describes the processes that occur in a population. We are certain that after reading the entire book, you will remember the percentage change formula and will be able to find the percent change in any circumstance.

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