Lamon, Susan J.,  1949- <br/><br/>
Teaching fractions and ratios for understanding  essential content knowledge and instructional strategies for teachers /  [electronic resource] : 
Susan J. Lamon. 
 - 2nd ed. 
 - Mahwah, N.J. :  Lawrence Erlbaum Associates,  2006. 
 - xvi, 237 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>1. Fractions and proportional reasoning : an overview -- 2. Fractions and rational numbers -- 3. Relative and absolute thinking -- 4. Measurement -- 5. Quantities and covariation -- 6. Reasoning up and down -- 7. Unitizing -- 8. Sharing and comparing -- 9. Proportional reasoning -- 10. Reasoning with fractions -- 11. Part-whole comparisons with unitizing -- 12. Partitioning and quotients -- 13. Rational numbers as operators -- 14. Rational numbers as measures -- 15. Ratios and rates -- 16. Distance-rate-time relationships -- 17. Similarity and percents -- 18. Changing fraction instruction. 
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<br/><br/><br/>Mode of access: World Wide Web. 
<br/><br/><label>ISBN: </label>9781410617132 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fractions--Study and teaching (Elementary)<br/>Ratio and proportion--Study and teaching (Elementary)
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.