# How to calculate the percentage increase?

Percentage Increase Calculator can be used for calculating percentage increase by a desired figure. This reliable and efficient calculator can be used to make your life easy for your desired calculation. Below is a sample image which explains how to use the Increase calculator. Below the image there is explanation of calculation.

Percentage Increase Calculator

Percentage increase work out

This is the technique for driving out what percentage an increase in an amount represents. X is the From value (also can be noted as base value) and Y is the to value ( also can be noted as increased value) – Here Z can be treated as change value:

1. Determine or calculate the increase or change (Z): Y − X = Z
2. Divide the changed value (Z) by the base value (X): Z ÷ X = A
3. Now multiply this result by 100: A × 100 = This is Percentage Increase

From the provided image sample avobe: Step-1: 120–100= 20 Step-2: 20 / 100 = 0.2 Step-3: 0.2 x 100 = 20 – so the resultant amount is 20%

Formula of Percentage Increase

With the example description we can come to a summary if Percentage Increase as P, the initial amount as X and the increased amount as Y.

P = ((Y − X) ÷ X) × 100