There's any number of reasons why number lines are important. Young mathematicians learn about two skills related to numbers lines. First, they see how to determine the value of a point by considering the intervals drawn on the number line. Second, they learn how to plot points on the number line to represent whole numbers and decimals.

Concepts

number lines, intervals, plotting points

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Additional Tags

math

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Instructional Ideas

• Provide blank number lines for the class to use
• Have learners create problems for classmates to solve
  

Classroom Considerations

• The term scales refers to number lines
• Scholars should be familiar with decimal place values
  

Pros

• Includes a worksheet with practice questions
  
• Provides a separate answer key
  

Cons

• The quality of the video is poor
  

Common Core

6.NS.C.6.c