Using INDEX MATCH MATCH
  Using INDEX MATCH MATCH   If you use  INDEX MATCH  frequently in your worksheets, you may be surprised to learn about an even more powerful version of the formula:  INDEX MATCH MATCH . This variant allows you to look up values across rows and columns simultaneously. Let's take a look at how this new construction works.    Proficiency with the basic  INDEX MATCH  formulation is a prerequisite for this tutorial. If you don't already have a solid grasp of it, check out our basic  INDEX MATCH tutorial first.   Defining the problem   The following spreadsheet lists two metrics —  Cookie packs sold  and  Revenue  — for SnackWorld by month from January through May.    We know how to run an  INDEX MATCH  on either one of these columns to pull a specific metric by month, using the standard formula:  = INDEX ( range , MATCH ( lookup_value , lookup_range , match_type ))   But, what if we also want to add a flexible input ...