Easiest way is to change the formula:
=abs(vlookup(d53,an54:ao2000,2,false)). If you want to negate a range of
cells, you can also type a -1 in some random cell, copy it, select your range
then Edit Paste Special, select Multiply and click OK.

"bill gras" wrote:

I have in column A formulas e g :

=VLOOKUP(D53,AN54:AO4000,2,FALSE) result -45
=VLOOKUP(D54,AN54:AO4000,2,FALSE) result -67
=VLOOKUP(D55,AN54:AO4000,2,FALSE) result 78
=VLOOKUP(D56,AN54:AO4000,2,FALSE) result -4
=VLOOKUP(D57,AN54:AO4000,2,FALSE) result 49
=VLOOKUP(D58,AN54:AO4000,2,FALSE) result 23
=VLOOKUP(D59,AN54:AO4000,2,FALSE) result - 34

how can I convert negative numbers to positive numbers ?

regards bill
--
bill gras