T.I.P.S.
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Students should use their prior knowledge and exposure to number lines to be able to represent equally spaced whole numbers on a number line and determine the distance by the number of whole units between the starting point and ending point. Students should understand that a number line is represents the distance from zero and the scale of the number line can vary depending on the distance between the tick marks.
Example
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Use the number line shown to answer the following questions.a) What number is represented by Point A on the number line?b) What is the distance between Points A and B?
c) What is 40 less than Point C?
Digital Tools
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Click on the following links for interactive games.
Resources
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Click on the following links for more information.
TEKS
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2.9 Geometry and measurement. The student applies mathematical process standards to select and use units to describe length, area, and time. The student is expected to: