In the formula bar type sum without quotes and then click the first result the sum formula which adds all numbers in a range of cells. For example enter 1500 into A1. The kind of formula to use in Excel depends on the desired result.
How to Add Percentages Together.
The kind of formula to use in Excel depends on the desired result. Percent Change New Value Old Value Old Value. On the Home tab in the. For example if you want to calculate 20 of 500 multiply 20 by 500.