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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

  • Math Mights - Kindergarten

    Lesson 311

    Match Equations to 10 Frames

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    Join Mrs. Gray for a Mystery Math Mistake word problem. Get ready to have fun with 10 frames matching equations to compositions and decompositions of 10.

  • Math Mights - 1st Grade

    Lesson 311

    Compare Lengths

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    Join Mrs. Markavich for a Mystery Math Mistake with Value Pak - they need your help! Next, start to compare and order objects by length.

  • Math Mights - 2nd Grade

    Lesson 311

    Halves, Thirds and Fourths

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    Join Mrs. McCartney for a Mystery Math Mistake. Can you help D.C. fix his problem? Next, explore fractions by partitioning rectangles and circles into halves, fourths and thirds.