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Course: 7th grade > Unit 3
Lesson 2: Adding negative numbers fluentlyAdding negative numbers review
Review the basic of adding negative numbers and try some practice problems.
Adding negative numbers with a number line
Adding 2 negative numbers
Lets add .
Step 1: Start at the first number, in this case :
Step 2: Move more places to the left. We move to the left because adding negative decreases our number by .
Adding a negative number and a positive number
Lets add .
Step 1: Start at the first number, in this case :
Step 2: Move places to the right. We move to the right because adding positive increases our number by .
Want to learn more about adding negative numbers? Check out this video.
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