You need to force the orecedence with parenthesis

=(A3-A3*C3)*B3

Mike

"Marilyn" wrote:

Hello in excel 2002
list price Units Discount Price
100 2 10.00% 80.00
columns a b c d consecutively.
this the formula I have in column D =A3-(A3*C3)*B3 result should be
180.00 . I get 80.00 How do I correct the formula ?
thanks in advance