Learning About Multiplication Using Dynamic Sketches of an Area Model


  • Jul 29 2010 7:11 PM

    Rita Nutsch

    This resource was matched by a member of the Brokers of Expertise Standards Matching Team.

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In this Illuminations lesson, students use an interactive applet to investigate how changing the height of a rectangle with a fixed width changes its area. Changing the height of the rectangle height can help students see the effect of multiplying a fixed positive number by numbers greater than one and less than one.

Learning Registry Activity


    Topics and Grades

    Grade: 6 to 8

    Topics: Mathematics, Number Sense