Decimal Arithmetic FAQ
(Frequently Asked Questions) 
Most computers today support binary floatingpoint in hardware. While suitable for some purposes, such as mathematical analysis, this form of arithmetic is unsuitable for financial, commercial, and humancentric (such as Web) applications. These pages explain why this is so, and also attempt to answer some common questions about decimal floatingpoint arithmetic.
Please send any comments, new questions, and corrections directly to me
(Mike Cowlishaw,
mfc@speleotrove.com).
For information on decimal implementations, standards, and other
links, please see the
General Decimal
Arithmetic page.
Copyright © IBM Corporation, 2000, 2007. All rights reserved.
