Hi Sharon,
Am Thu, 11 Oct 2012 20:08:43 +0200 schrieb Claus Busch:
> Try in B5:
> =SUMPRODUCT((MOD(COLUMN(E5:Z5),2)=1)*E5:Z5)
> in B6:
> =SUMPRODUCT((MOD(COLUMN(F5:Z5),2)=0)*F5:Z5)
> and in B7:
> =IF(B5=0,"",C5/B5)
if it is important for you to leave the cells blank, then try in B5:
=IF(SUMPRODUCT((MOD(COLUMN(E5:Z5),2)=1)*E5:Z5)=0,"",SUMPRODUCT((MOD(COLUMN(E5:Z5),2)=1)*E5:Z5))
in B6:
=IF(SUMPRODUCT((MOD(COLUMN(F5:Z5),2)=0)*F5:Z5)=0,"",SUMPRODUCT((MOD(COLUMN(F5:Z5),2)=0)*F5:Z5))
in B7 for version xl2007 or later:
=IFERROR(C5/B5,"")
else
=IF(LEN(B5)=0,"",C5/B5)