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Pearson Algebra 1 Common Core, 2011

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Pearson Algebra 1 Common Core, 2011 View details

5. Adding and Subtracting Real Numbers

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Exercise 32 Page 34

Subtracting can be thought of as going left on the number line.

- 26

Practice makes perfect

Let's perform the subtraction.

- 19-7

Subtract term

- 26

Below we will demonstrate by finding - 19 and moving 7 units to the left on the number line.

The resulting position after moving to the left on the number line is the difference. - 19-7=-26

Subchapter links

Lesson Check p.33

Practice and Problem-Solving Exercises p.34-36

Standardized Test Prep p.36

Mixed Review p.36