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AVERAGES

  • Sequences, Series and Patterns
  • Statistics and Data
Explore measures of central tendency, specifically mean and median, by solving common types of MATHCOUNTS problems related to sets of numbers. Use the extension at the end to develop a rule for...
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DATA DISPLAYS

  • Percents and Fractions
  • Statistics and Data
Mathletes will analyze frequency tables, histograms, stem-and-leaf plots and other visual representations to solve problems about sets of data. In the extension, Mathletes will analyze a set of data...
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RATIOS AND AREA

  • Measurement
  • Plane Geometry
  • Proportional Reasoning
Understanding and applying ratios can be used in a variety of problems, from finding a missing measurement to determining scale between similar figures. Students will solve problems using ratios, then...
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