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Shopaholic Carla’s just found the cutest pair of shoes! And – even better – she did the math and found out they’re FREE!… or are they? Does 40% off plus an additional 60% off really mean these shoes are free?

Math Mess is a local public television program presented by WVIZ and PBS Ideastream.

Related Lessons

  • Lesson 07

    Discovering Area

    Math

    4th Grade, 5th Grade

    Decompose shapes into rectangles to determine the area of the composite shape using the area formula for rectangles. Decompose shapes into rectangles to determine the area of the composite shape.

  • Lesson 08

    How to Find Area

    Math

    4th Grade, 5th Grade

    Use visual models, decompose shapes, and apply the area formula for rectangles to solve problems in real world contexts. Use visual models & the area formula for rectangles to solve problems.

  • Lesson 09

    A Problem of Volume

    Math

    4th Grade, 5th Grade

    Understand concepts of volume measurement by counting unit cubes, using cubic cm, cubic in, cubic ft, and improvised units. Solve problems involving volume. Understand concepts of volume measurement by counting unit cubes or calculating volume.