Format|conditional format|condition 1 cellvalue = 0;click font tab select
colour-white|condition 2 cellvalue0;click select font colour-black
Best wishes
Sreedhar

"jo" wrote:

Hi. I really hope somebody can help me. I need to know how to create the
following result please:
if the value of the sum in a cell equals zero then make the font colour
white, but if the value of the sum is greater than zero then make the font
colour black.
Thanks.