Nested IF and IFS in Excel
Nested IF
=IF(A2>=90,"A",IF(A2>=80,"B",IF(A2>=70,"C","D")))
IFS (clearer)
=IFS(A2>=90,"A",A2>=80,"B",A2>=70,"C",TRUE,"D")
Better: lookup table
Store thresholds in a table and use XLOOKUP / approximate MATCH — easier to audit than deep nesting.
#NAME? if IFS missing · Directory