Added by Microsoft in 2016, the IFS function replaces the need for multiple nested IF statements. You can put all your conditions (percentage grade cutoffs in this example) in one function, making it ...

If you need to use the Excel IF function and multiple conditions, consider using the IFS function instead. This allows you to test multiple conditions in order, picking the first that returns true.

The lookup function in Excel can save you a lot of time and effort, but only if you actually know how to use its many forms and alterations.