Add the following numbers using the number line

- Add the following numbers using the number line 4 and 2
- Add the following numbers using the number line 2 and 5
- Add the following numbers using the number line class 6
- Add the numbers using the number line 4 and 7
- Add the following numbers on the number line
- Add the given numbers using the number line
- Add these numbers using the number line
- Add the following rational numbers on the number line
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