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Imagine Learning Classroom
Learn Zillion: Adding and Subtracting Using Doubles Facts
In this lesson, you will learn to add and subtract by using doubles. [3:42]
Math Mammoth
Math Mammoth: Number Rainbow and Fact Families With 12
Teaches strategies for learning the addition and subtraction facts for 12 using a number rainbow. Students are then presented with a subtraction facts drill where they practice along to the video. [6:40]