Table of Contents

## What is Percentage Increase and Decrease?

Percentage increase and decrease refers to the percent change in one quantity relative to another. It is a way of quantifying the magnitude of a change. To calculate percentage increase, divide the absolute value of the increase by the original quantity and multiply by 100. To calculate percentage decrease, divide the absolute value of the decrease by the original quantity and multiply by 100.

## What is a Percentage Increase?

A percentage increase is a mathematical calculation that determines how much one value has increased in comparison to another. In order to calculate a percentage increase, you will need to know the value of the original amount, as well as the value of the increase. To calculate the percentage increase, divide the value of the increase by the value of the original amount, and then multiply that number by 100.

## What is Percentage Decrease?

Percentage decrease is a calculation of the percentage by which a quantity has decreased from one value to another. It is calculated by dividing the difference between the two values by the original value and multiplying by 100.

## Steps to Calculate Percentage Increase:

1. Calculate the difference between the old and new values.

2. Divide this number by the old value.

3. Multiply by 100 to get the percentage increase.

## Steps to Calculate Percentage Decrease:

1) Determine the original value.

2) Determine the new value.

3) Subtract the new value from the original value.

4) Divide the result by the original value.

5) Multiply by 100 to get the percentage decrease.

## What is Percentage Rise or Fall?

Percentage Rise or Fall is the change in a quantity relative to the initial value of that quantity. It is expressed as a percentage and is calculated by dividing the change in the quantity by the initial quantity and multiplying by 100.

## How to use Reverse Percentage?

Reverse Percentage is a function in Excel that reverses the percentage sign in a number. For example, if a number is entered as 123%, Reverse Percentage would return the number as 123%.

## How to Reverse a Rise or Fall?

Reverse a rise or fall by using the opposite movement. For example, if you want to reverse a rise, use a downward movement. If you want to reverse a fall, use an upward movement.