This is hard without being able to upload a WS but here it goes.
I basically need a 2 SUMIFS formula
I have 2 worksheets; SALES & STATS
On STATS M17:M28 starting on M17 I have al 12 months of the year listed as 1/1/2017, 2/1/2017, etc.
on STATS W17:W28 is where the formula is needed.
STATS...