Didn't get the whole question, but if you want to say if the sum of T2
through T4 equals the sum of U2 through U4, then divide U5 by T5, then...

=IF(SUM(T2:T4)=SUM(U2:U4),U5/T5,"")

"Pat" wrote:

Something like this :
=sum (T2:T4),(U2:U4)=(U5/T5)

Thanks