# (%) Percentage Calculator (A Step By Step Calculation)

# Simple Percentage Calculator

This online calculator will calculate percent increase, and it will also calculate % decrease, and % difference calculation as well.

Enter 2 numbers to find percentage increase or percentage decrease

## Basic Percentage Formulas

**To calculate the percentage increase**

First Step: work out the difference (increase) between 2 numbers you are comparing.

Increase = New Number - Original Number

Then: divide the increase by the original number and multiply the answer by 100.

% increase = Increase ÷ Original Number x 100.

**To calculate percentage decrease**

First Step: work out the difference (decrease) between 2 numbers you are comparing.

Decrease = Original Number - New Number

Then: divide the decrease by the original number and multiply the answer by 100.

% Decrease = Decrease ÷ Original Number x 100

If your answer is a negative number then this is a percentage increase.