On Nov 26, 2005, at 7:36 PM, T.L. Miller wrote: > There's no % key on my calculator, but to me it works quite well. > > 28.05 + .15 = 28.20 > 28.05 X .15 = 4.2075 > 28.05 x 1.15 = 32.2575 There is a % key on my calculator. An HP 12C. 28.05 Enter 15 % (intermediate result is 4.2075) + (final result is 32.2575) This works as it should.