Library Home || Full Table of Contents || Suggest a Link || Library Help
|Math Forum, Ask Dr. Math FAQ|
|How can you tell whether a number is divisible by another number (leaving no remainder) without actually doing the division? Why do 'divisibility rules' work?|
|Levels:||Elementary, Middle School (6-8), High School (9-12)|
|Resource Types:||Frequently Asked Questions (FAQs)|
|Math Topics:||Division, Prime Numbers|
© 1994- The Math Forum at NCTM. All rights reserved.