Pre-Algebra

Here are the list of topics for :
==Patterns...==
* Pattern Match - Colors
* Pattern Match - Shapes
* Pattern Match - Numbers
==Number Patterns==
===Big and small numbers ...===
* Place Value
* Decimals
* Rounding
* Scientific Notation 
===Handling negative numbers ...===
* Add and Subtract Positive and Negative Numbers
* Multiplying Negative Numbers
==Doing Calculations ...==
===Associative, Commutative and Distributive Laws===
* Order of Operations - PEMDAS, or BODMAS
* Open and Closed Sentences 
* Reciprocals 
* Absolute Value 
===Using Inequalities (less than, greater than) ...===
* Equal, Greater or Less Than 
* Comparing Numbers
===Using Exponents ...===
* Squares and Square Roots
* Exponent?
* Negative Exponents 
===Factors and Multiples ...===
* Factors and Multiples
* Greatest Common Factor
* Least Common Multiple 
===Ratios and Proportions ...===
* Ratios
* Proportions 
===Fractions and Percents ...===
* Fractions Percents
 
===Rational and Irrational ...===
* Rational Numbers and Irrational numbers 
===How to Estimate answers ...===
===Introduction to Estimation===
* Estimation Tips and Tricks
* Visual Estimation
Category:Crash Courses
Category:Pre-Algebra