Tell us what you use the SUMPRODUCT formulas for, so we can think about
possible other solutions....

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Kind regards,

Niek Otten
Microsoft MVP - Excel

"hoyos" wrote in message
...
I have a excell file which has alot of "SUMPRODUCT" formulas. I know using
this formula slows down the calculation by quit abit.....so I have been
told!
Is ther anything I can do....ie use a different formula, to speed the
calculations?