=SUMPRODUCT(COUNTIF(INDIRECT("Sheet"&{1,2,3}&"!AA2 "),"<2"))

--
HTH

Bob Phillips

(replace somewhere in email address with gmail if mailing direct)

"Barb Reinhardt" wrote in message
...
I'd like to have a countif equation over the range Sheet1:AA2,
Sheet2:AA2,
Sheet3:AA2 and I want it count anything that is not equal to 2. How
would I
write this.

Thanks,
Barb Reinhardt