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formula for percent difference between 2 numbers. Calculating percentage difference of two numbers. The percentage difference between two values is calculated by dividing the absolute value of the difference between two numbers by the average of those two numbers.
Then convert the obtained value into Percentage by clicking on from Home menu ribbon. Percent Difference calculator uses this formula. When using the percentage difference formula to calculate the difference it first starts by calculating the difference between the specified values.
The percentage difference between two values is calculated by dividing the absolute value of the difference between two numbers by the average of those two numbers.
This is the actual change where the original value is subtracted from the new value. If your answer is a negative number then this is a percentage increase. We have used this formula in the cell C2. After getting the diff the result is divided by the original value which is also referred to as the old value.