Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-5 Adding and Subtracting Real Numbers - Lesson Check - Page 33: 8


Subtracting is the same as adding the opposite.

Work Step by Step

If you are subtracting something you are taking away, and if you add a negative you are also taking away. When you subtract you are basically adding a negative. 5-4=1 and 5+ -4=1 are an example of this concept.
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