perhaps

=Counfif(A1:A79,"A")+countif(A91:A1000,"A")

"RS" wrote:

I am trying to find a count of the letter "A" in the first column. I want to
skip over ten cells (A80 - A90) and continue on counting from A91 and on. I
do not want A80 - A90 to be in the count. Is this possible to do? What
would the formula be? Any advice would be much appreciated!!