How do I create a formula that will allow me to sum columns by a spacific date range off of seperate worksheets
EX:
A B C D E
7/5 .5 3.33 .417 2
7/25 3 0 .5 .667
8/6 0 0 0 .333
9/24 0 0 .417 0
10/1 0 .917 .5 .167
Columns B, C, D, and E contains the data i want to add by period...