LEARN NC

K–12 teaching and learning · from the UNC School of Education

About this resource

Appropriate grades
6–8
Subjects
mathematics (applied mathematics, probability)
Provider
National Council of Teachers of Mathematics

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In this lesson, students participate in activities in which they analyze information represented graphically. Students are asked to discuss, describe, read, and write about the graphs and the information they contain. Using the handout provided by Illuminations, students analyze pictures of football stands to make estimates related to the attendance at the Super Bowl.

Students will be able to:

  • Estimate large numbers.
  • Make written predictions from pictures and other limited information.

NCTM Standards and Expectations covered in this lesson include:

  • Developing meaning for integers and representing and comparing quantities with them.
  • Understand the meaning and effects of arithmetic operations with fractions, decimals, and integers.
  • Develop and use strategies to estimate the results of rational-number computations and judge the reasonableness of the results.

North Carolina Curriculum Alignment

Mathematics (2004)

Grade 6

  • Goal 1: Number and Operations - The learner will understand and compute with rational numbers.
    • Objective 1.01: Develop number sense for negative rational numbers.
      • Connect the model, number word, and number using a variety of representations, including the number line.
      • Compare and order.
      • Make estimates in appropriate situations.
    • Objective 1.02: Develop meaning for percents.
      • Connect the model, number word, and number using a variety of representations.
      • Make estimates in appropriate situations.
    • Objective 1.03: Compare and order rational numbers.
    • Objective 1.04: Develop fluency in addition, subtraction, multiplication, and division of non-negative rational numbers.
      • Analyze computational strategies.
      • Describe the effect of operations on size.
      • Estimate the results of computations.
      • Judge the reasonableness of solutions.
    • Objective 1.07: Develop flexibility in solving problems by selecting strategies and using mental computation, estimation, calculators or computers, and paper and pencil.

Grade 7

  • Goal 1: Number and Operations - The learner will understand and compute with rational numbers.
    • Objective 1.02: Develop fluency in addition, subtraction, multiplication, and division of rational numbers.
      • Analyze computational strategies.
      • Describe the effect of operations on size.
      • Estimate the results of computations.
      • Judge the reasonableness of solutions.
    • Objective 1.03: Develop flexibility in solving problems by selecting strategies and using mental computation, estimation, calculators or computers, and paper and pencil.

Grade 8

  • Goal 1: Number and Operations -The learner will understand and compute with real numbers.
    • Objective 1.01: Develop number sense for the real numbers.
      • Define and use irrational numbers.
      • Compare and order.
      • Use estimates of irrational numbers in appropriate situations.