=SUM(IF(M6:M20<>"",N6:N20/M6:M20))
which is an array formula, it should be committed with Ctrl-Shift-Enter, not
just Enter.
--
HTH
Bob Phillips
(remove nothere from email address if mailing direct)
"oxicottin" <(E-Mail Removed)> wrote in message
news:499F02CE-0847-4107-8A4E-(E-Mail Removed)...
> I have a excel sheet that I want to divide two long rows of cell by each
> other. I want to divide n6 through N20 / M6 through M20. In the N row I
have
> a percent and I want to divide it by Time in the M row. Please help!!
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