Pre-Algebra
Reference Sheets:
The Real Number System
Operation of Signed Numbers
Significant Figures
Handling Dimension Symbols
Basic Geometiric Formulas and Properties
Permutations and Combinations
Websites:
Department of Mathematics - Texas State University
WTAMU Virtual Math Lab
Paul's Online Notes
Khan Academy - Elementary 1
Khan Academy - Elementary 2
Patrick JMT
Math.com
Math Mistakes
S.O.S. Mathematics
Web Math
Socratic - Algebra
