Finding the Difference: Subtraction on a Number Line

The video tutorial explains how subtraction can be understood as finding the distance between two numbers on a number line. It starts with simple examples and progresses to larger numbers, demonstrating how to use friendly numbers to simplify calculations. The technique is then applied to a real-world problem involving the production of Oreos and Ritz crackers, illustrating how to find the difference using a number line approach.

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