6. Fifth grader Lindsey was solving -4 – -9 =?. Her friend Ashley solved the problem -4 + 9 instead because she assumed something about - -9. How could Lindsey directly model -4 - -9 without starting as Ashley did? First, identify what rule Ashley used. Then, show how Lindsey could model the problem with a number line and colored chips. Be sure to label which chips are positive and negative.

6. Fifth grader Lindsey was solving -4 – -9 =?. Her friend Ashley solved the problem -4 + 9 instead because she assumed something about - -9. How could Lindsey directly model -4 - -9 without starting as Ashley did? First, identify what rule Ashley used. Then, show how Lindsey could model the problem with a number line and colored chips. Be sure to label which chips are positive and negative.

Name: Solve with number line and color chip 6. Fifth grader Lindsey was solv
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Description: Solve with number line and color chip 6. Fifth grader Lindsey was solving -4 – -9 =?. Her friend Ashley solved the problem -4 + 9 instead because sheassumed something about - -9. How could Lindsey directly model -4 - -9 without starting as Ashley did

Intermediate Algebra

10th Edition

ISBN:9781285195728

Author:Jerome E. Kaufmann, Karen L. Schwitters

Publisher:Jerome E. Kaufmann, Karen L. Schwitters

Chapter4: Rational Expressions

Section4.3: Adding And Subtracting Rational Expressions

Problem 70PS

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