# How to Calculate Percentage Change Online Calculating the percentage change of a number can be a really challenging task when you hate calculating things like me 😛 There are many online sites and tools available using which you can calculate the percentage change in just a single click. But also most of the tools or sites are filled with unsuitable ads and some don’t work while some arent reliable some times.

Here at TechnoGeez, we will tell you about 2 websites that you can use to find an increase or decrease in the percentage of value over time. So let’s start:

## METHOD 1 To Calculate Percentage Change Online

Calculating the percentage change of value is really simple using this website. You can do it in a single click and get an accurate decrease or increase in a second using this Percentage change calculator website.

Step 1 – Firstly open percentage-change-calculator.com in your browser.

Step 2 – Now type in the start value in the “Start Value” and end value in the “End Value” box.

Step 3 – Now click on the “Calculate” button. It will show up the percentage change.

NOTE – You can double-check the result that you got by the given formula “((y2 – y1) / y1)*100 = your percentage change (where y1=start value and y2=end value)

## METHOD 2 To Calculate Percentage Change Online

There is another trusted and easy to use Percentage calculator website using which you can find the percent change of a value. It is one of the most used advanced online calculators available. You can even add some percent in a given value using this tool. So let’s see how to use it.

Step 1 – Firstly open percentcalculator.online in your browser.

Step 2 – Now choose what you have to do. You can find the percent change of value or you can add some percent in value and get the end value and there are many more things you can do. 