# year to date percentage

#### drifted78

##### Board Regular
sorry if this is a repeat i couldnt find excatly what i was lookinf for .
I have a sheet which shows the following

 Month Productivity April 80% May 82% June 80% July 84% August 86% September 87% October 79% November 83% December 82% January 92% February 97% Is there a way to show a running yealy total in cell a30??

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### Excel Facts

Why does 9 mean SUM in SUBTOTAL?
It is because Sum is the 9th alphabetically in Average, Count, CountA, Max, Min, Product, StDev.S, StDev.P, Sum, VAR.S, VAR.P.

#### 123rickfear

##### Active Member
=sum(B:B)/count(B:B)

#### jeffreybrown

##### Well-known Member
Why not just =AVERAGE(B:B)

#### etaf

##### Well-known Member
you will not get an acurate ytd unless you know the volumes
if the volumes change significantly, for example

80% of 10 = 8
92% of 100 = 92

now the ytd of those is

100 out of 110
=91%

but the average of 80 and 92 = 86%

Excel contains over 450 functions, with more added every year. That’s a huge number, so where should you start? Right here with this bundle.

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