What is Mod?
Library Home || Full Table of Contents || Suggest a Link || Library Help
|Math Forum, Ask Dr. Math Common Question|
|A selection of answers to questions about modular arithmetic, including the method of casting out nines.|
|Levels:||High School (9-12)|
|Resource Types:||Frequently Asked Questions (FAQs)|
|Math Topics:||Problem-Solving, Number Theory|
© 1994- The Math Forum at NCTM. All rights reserved.