Number Line

Pronunciation: /ˈnʌm.bər laɪn/ Explain

Number line from -10 to 10 by ones
Figure 1: Number line from -10 to 10 by ones.

A number line is a line with tick marks and numbers that is used to represent the set of real numbers.[1] The number line in figure 1 shows all real numbers between -10 and 10. You can use other scales with number lines. The number line in figure 2 uses a scale of 10, meaning that the distance between tick marks represents 10 more.

Number line from -100 to 100 by tens
Figure 2: Number line from -100 to 100 by tens.

The number line in figure 3 uses a scale of 1/10.

Number line from -1 to 1 by tenths
Figure 3: Number line from -100 to 100 by tens.

References

  1. McAdams, David E.. All Math Words Dictionary, number line. 2nd Classroom edition 20150108-4799968. pg 127. Life is a Story Problem LLC. January 8, 2015. Buy the book
  2. Bettinger, Alvin K. and Englund, John A.. Algebra and Trigonometry. pp 6-7. www.archive.org. International Textbook Company. January 1963. Last Accessed 9/5/2018. http://www.archive.org/stream/algebraandtrigon033520mbp#page/n18/mode/1up. Buy the book

More Information

Cite this article as:

McAdams, David E. Number Line. 12/21/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/n/numberline.html.

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Revision History

12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
9/5/2018: Removed broken links, updated license, implemented new markup. (McAdams, David E.)
8/7/2018: Changed vocabulary links to WORDLINK format. (McAdams, David E.)
12/19/2009: Added "References". (McAdams, David E.)
2/25/2008: Removed reference to broken HTML. (McAdams, David E.)
7/12/2007: Initial version. (McAdams, David E.)

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