sum even rows

[wolfgang]

i need a formula that can sum all the cells in even
numbered rows in column A from 1 to 300. i have been
fiddeling with =mod(row(),2)=0 but i cannot get asny
further. TIA

 

[Norman Harker]

Hi Wolfgang!

One way:

=SUMPRODUCT((A1:A300)*(1-MOD(ROW(A1:A300),2)))

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Regards
Norman Harker MVP (Excel)
Sydney, Australia
(e-mail address removed)
Excel and Word Function Lists (Classifications, Syntax and Arguments)
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[Jason Morin]

One way:

=SUMPRODUCT((MOD(ROW(1:300),2)=0)*A1:A300)

HTH
Jason
Atlanta, GA