on 11/27/05 2:32 PM, Aron Spencer wrote: > Ah, but .15 is a ratio as well. So is 1. ¼, however is not, nor are e, 2, 3, > 5, .... > Hence the term "rational numbers". OK, I can see that there is some confusion because decimals and fractions can be ratios or they can be numbers. Percents are different in that percentage is by definition a ratio. It is never a number. You use percents to calculate a number. That¹s why a 15% tip is not the same thing as a 15 cent tip. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://listserver.themacintoshguy.com/pipermail/x4u/attachments/20051127/0d172421/attachment.html