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Why U
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Why U is a charitable 501(c)3 non-profit organization dedicated to the development of the highest quality animated tutorials in math and science. These videos may be downloaded for free at www.WhyU.org. Why U is funded by the Steve Goldman Charitable Foundation in partnership with the University of Central Florida.
Pre-Algebra
- 1 - The Dawn of Numbers
- 2 - Roman Numerals: Sign-Value versus Positional Notation
- 3 - Decimal, Binary, Octal & Hexadecimal
- 4 - Whole Numbers, Integers, and the Number Line
- 5 - Commutative & Associative Properties of Addition
- 6 - Commutative Property of Multiplication
- 7 - Associative and Distributive Properties of Multiplication
- 8 - Multiplying Negative Numbers
- 9 - Division and Prime Numbers
- 10 - Factoring
- 11 - Fractions and Rational Numbers
- 12 - Arithmetic Operations with Fractions
Algebra
- 1 - Defining Sets
- 2 - Set Equality and Subsets
- 3 - Venn Diagrams, Unions, and Intersections
- 4 - Complement and Relative Complement
- 5 - Symmetric Difference
- 6 - Interval Notation and the Number Line
- 7 - Bounded versus Unbounded Intervals
- 8 - Unions of Intervals
- 9 - Cartesian Products, Ordered Pairs and Triples
- 10 - The Cartesian Coordinate System
- 11 - Cartesian Coordinates in Three Dimensions
- 12 - Binary Relations