If you click on Tools | Options | Calculation Tab and set calculation
to Manual rather than Automatic, this will greatly speed up Excel's
filtering. You can force a recalculation while in this mode by
pressing F9. Remember to set it back to Automatic when you are
finished.

Hope this helps.

Pete

On Jun 26, 1:05*pm, nader wrote:
hi
Iam
using:=SUMPRODUCT(SUBTOTAL(3,OFFSET(N11:N10000,ROW (N11:N10000)-ROW(N11),0,1*)),--(N11:N10000="160m"))formula
in 50 cells and subtotal function in 10 cells and I am working in a bout
10000R*30C cells.When I use auto filter I must wait a few time to calculate
and ready.I need speed calculate.
sorry for language problems.
thanks