jacie015 jacie015

08-09-2016
Mathematics

contestada

Explain how to solve 4 + (+9) by using a number line.

Respuesta :

Mathsman Mathsman

08-09-2016

1. Draw a number line.
2. Make sure you make that point to the right.
3. When adding a positive number you start from the 1st number (4) and "hop" as many partitions as the number suggests (9 in this case).
4. Presto!

Hope that helped!

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