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Exploring Fractions

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Exploring Fractions

  1. 1. Exploring Fractions<br />Susan Muir <br />K-4 Math Coach<br />January 29th , 2010<br />
  2. 2. Discuss with your elbow partner, instances in your professional life where “one half” has significance.<br />Instructional Strategies: Accessing Prior Knowledge through Connections<br /> The Meaning of One Half<br />
  3. 3. <ul><li>What is a Fraction?
  4. 4. Fraction Principles- Exploration and Discussion
  5. 5. Fraction Quantity
  6. 6. Exploring Part-Whole Relationships
  7. 7. Let’s Experience a Problem
  8. 8. Where Do I Go From Here?</li></ul>Agenda<br />
  9. 9. Fractions are used frequently in real life situations.<br />Fractions are all Around Us<br />
  10. 10. 1.A fraction has a numerator and a denominator.<br /><ul><li>The denominator tells the total number of equal parts in a whole, and the numerator tells the number of parts accounted for.</li></ul> Fraction of a Set<br />3 of the 4 balls are soccer balls.3/4 are soccer balls.<br />Fraction Principles<br />
  11. 11. 2.You have to know what the whole is to say what the fraction is.<br /><ul><li>Fractions represent parts of the whole.
  12. 12. As the whole changes, so does the fraction.</li></ul>Fraction Principles<br />
  13. 13. 3. The equal parts into which the whole is divided are equal but do not have to be identical.<br />4. Fraction parts do not have to be adjacent.<br />Fraction Principles<br />
  14. 14. 5. The parts of a set or group do not have to be identical.<br />6. If the numerator and denominator of a fraction are equal, the fraction represents one whole, or 1. Therefore the whole number can be represented as fractions.<br /><ul><li>2/2, 3/3, 4/4, and so on.</li></ul>Fraction Principles<br />
  15. 15. 7. Fractions have more than one name.<br />8. Fractions with a numerator greater than their denominator are greater than 1.<br /><ul><li>7/4 is greater than 1</li></ul>Fraction Principles<br />
  16. 16. Fraction Quantity<br />Area Models<br />Set Models<br />Linear Models<br />
  17. 17. Exploring Part Whole Relationships<br />Counting Activities<br />Trading Activities<br />Find the Whole/Part/Fraction<br />
  18. 18. Three Part Lesson Model<br /><ul><li>Before- Gains Background Knowledge
  19. 19. During-Explore Activity
  20. 20. After- Show and Share/ Connect and Reflect</li></ul> Let’s Experience a Problem<br />
  21. 21. <ul><li>Learning Materials</li></ul>http://hoodamath.com/games/fractioneaters.php<br />fraction game<br />http://nces.ed.gov/nceskids/createagraph/<br />graph maker<br />http://themathworksheetsite.com/numline.html<br />Number line generator<br />http://www.mrnussbaum.com/tonyfraction.htm<br />Pizza Shop ( Michelle Morley’s Website)<br />http://www.curriculumsupport.education.nsw.gov.au/secondary/mathematics/years7_10/teaching/frac.htm<br />Fraction website with printable resources- using pattern blocks to teach fractions<br /><ul><li>http://www.eworkshop.on.ca/edu/core.cfm
  22. 22. Ontario Online Teaching Resource
  23. 23. Planning Outcome-based Lessons
  24. 24. Learning More About Teaching Fractions</li></ul> Workshop Wednesdays<br /> Where Do I Go From Here?<br />

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