How to Calculate a Percentage of a Number If you want to calculate a percentage of a number in Excel simply multiply the percentage value by the number that you want the percentage of. To show a number as a percent in Excel you need to apply the Percentage format to the cells. The result is 319.
How to Calculate a Percentage Increase in Excel.
You can then increase or decrease the the decimical place as needed. How to Calculate a Percentage Increase in Excel. Multiply by 100 to get. That would give you a picture of whether costs were heading up or heading down.