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Discovery Education
Discovery Education: Web Math: K 8 Math
This WebMath site shows how to add, subtract, multiply and divide through a step by step examples. The user simple selects the operation and types in two numbers, and the computer solves the problem through a step by step process. Also...
Homeschool Math
Homeschool Math: The Concept of Mixed Numbers
Lesson shows the concept of a mixed number with the help of visual models and number lines.