Watch: What is a number line? A number line can be used to add and subtract. Watch the video to learn what a number line is, and how to use it! A number line is a great way to add and subtract.
Let's look at another example. What is 30 divided by 5? 30 ÷ 5 Here is a number line from 0 to 30 with intervals of 5. Count on in steps of 5. How many steps of 5 are needed to reach 30?
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