Subtraction on a Number Line
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Part of video series
Meets NCTM Standards:
Lesson Description:
Subtracting numbers on a number line.
Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Questions answered by this video:
- How do you subtract numbers using a number line?
- How do you subtract positive and negative integers using a number line?
- What number needs to be subtracted from 5 to get -2?
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Staff Review
This video explains how to subtract numbers using a number line. Both positive and negative whole numbers are subtracted in this video. Subtracting is explained as moving to the left on the number line. At the end of the video, the video asks what number needs to be subtracted from 5 to get -2. -
