by GaryRussell » Sat May 15, 2010 6:26 am
1) Put =C5+E5+G5+I5+K5+M5 in cell Y5
2) Put =(C5+E5+G5)/Y5 in cell Z5 and format as percentage.
3) Put =(I5+K5+M5)/Y5 in cell AA5 and format as percentage.
Unfortunately they won't be exactly the same as the best three back and lay amounts are rounded up on the ladder and rounded down on the grid. I think I maybe need to address this inconsistency.