# Price Increase, Decrease Percentage Calculator

The increase or decrease in the price levels of the products over a time period is price increase or decrease. Price difference percentage is nothing but the percentage difference between the old price and new price. If a price has increased from 1$ to 2$ then the price has increased by 100%, which is referred as Price Difference in percentage.

## Find Price Difference Percentage

The increase or decrease in the price levels of the products over a time period is price increase or decrease. Price difference percentage is nothing but the percentage difference between the old price and new price. If a price has increased from 1$ to 2$ then the price has increased by 100%, which is referred as Price Difference in percentage.

Code to add this calci to your website

#### Formula:

%Δp =( ( P1 - P2) / P2 ) * 100
**Where,**
%Δp = Price Difference
P1 = New Price
P2 = Old Price
The price difference can also be in negative percentage. If the old price is 2$ and new change is 1$, the net result is 50% drop. The result will be -50% in price difference.