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  1. Estimation Routines - ICTM 2016
    1. Featured
    2. See also

    Estimation Routines - ICTM 2016

    Author:John Ulbright
    Estimation Routines - ICTM 2016

    Table of Contents

    • Featured

      • How Many?
      • Placing Numbers (up to 50)
      • Fraction Guesser
      • Broken Clock (nearest minute)
      • What's the number? -- decimal version
      • Part-Whole Rectangles
      • Relative number sizes via area
      • Rounding within 1000
      • What's the angle?
      • Slope Guesser
    • See also

      • Given Part Find Whole
      • Mystery Point
      • b^x on the number line
      • What's the number? -- decimal version
      • Relative Unit Sizes (Length)
      • Dynamic Correlation
    Next
    How Many?

    New Resources

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    Discover Topics

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