your reequiremnt is not clear. however use tis formula in any cell
suppose a1 is 5,a2 is 6
type this in any other cell
=IF(A1-A2<0,0,A1-A2)
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> what do I do so a will get "0" if the answer is less than zero such as
> 5 -
> 6 and it give me "0"

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Hi
=MAX(your_formula,0)

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Frank Kabel
Frankfurt, Germany
> what do I do so a will get "0" if the answer is less than zero such as 5 -
> 6 and it give me "0"