Adding and Subtracting Rational Numbers
Grade 6•45 minutes•KY.7.NS.1 Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers; represent addition and subtraction on a horizontal or vertical number line diagram.
Learning Objective
I can add and subtract rational numbers using a number line to show my work.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Explain how to add two rational numbers with the same sign. Provide an example using negative numbers.
2. Describe the process of subtracting a rational number from another rational number using the additive inverse. Use an example to illustrate your explanation.
3. A submarine is at a depth of -15.5 meters. It descends another 4.2 meters. What is the new depth of the submarine? Show your work on a number line.
...and 4 more questions
Educational Video
Add and Subtract Rational Numbers
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