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jacie015
jacie015 jacie015
  • 07-09-2016
  • Mathematics
Answered

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

Verified Answer :

Mathsman Mathsman
  • 07-09-2016
  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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