so i have the following the that works great but as i drag the formula down I get a div/0 error on blank rows. How do I insert an iserror function into this so that if it errors the field is blank?
=SUM(IF(ISBLANK(C4),N4/L4,O4/C4))
=SUM(IF(ISBLANK(C4),N4/L4,O4/C4))