How could I flag a cell. Ex. Cell B is less than Cell A. Flag B

[atthesea]

I need to find out how I can flag or color a cell, such as

If cell B is less than Cell A I need to flag the cell that is less than cell
A.

The goal here is to flag all the cells that are less than another cell.

 

[David Biddulph]

You need "conditional formatting". Look it up in Excel help, and come back
to us with more details if you are struggling.