G Guest Feb 10, 2006 #2 For even rows: =SUMPRODUCT(--(MOD(ROW(A1:A20),2)=0),A1:A20) For odd rows: =SUMPRODUCT(--(MOD(ROW(A1:A20),2)=1),A1:A20)
For even rows: =SUMPRODUCT(--(MOD(ROW(A1:A20),2)=0),A1:A20) For odd rows: =SUMPRODUCT(--(MOD(ROW(A1:A20),2)=1),A1:A20)