Using a Number Line to Compare Lengths

This video tutorial teaches how to compare lengths using a number line. It explains the use of rulers and number lines to measure distances, highlights common misunderstandings in counting spaces, and demonstrates how to add and subtract distances. The tutorial includes practical examples, such as calculating total distances run over two days and determining remaining carpet length after cutting. It also covers solving distance problems using both addition and subtraction methods, emphasizing the importance of understanding spaces between marks on a number line.

What is the method to find the distance from 2 to 7 on a number line?

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Describe how to use addition to combine lengths.

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