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    It's all relative : key ideas and common misconceptions about ratio and proportion, grades 6-7 / Anne Collins and Linda Dacey.

    • Title:It's all relative : key ideas and common misconceptions about ratio and proportion, grades 6-7 / Anne Collins and Linda Dacey.
    •    
    • Author/Creator:Collins, Anne, 1956- author.
    • Other Contributors/Collections:Dacey, Linda, 1962- author.
    • Published/Created:Portland, Maine : Stenhouse Publishers, [2014]
    • Holdings

       
    • Library of Congress Subjects:Ratio and proportion--Study and teaching (Middle school)
    • Description:1 volume : illustrations ; 22 x 28 cm
    • Notes:Includes bibliographical references.
    • ISBN:9781571109828 (pbk. : alk. paper)
      157110982X (pbk. : alk. paper)
      9781625310095 (ebook)
    • Contents:Representing ratios
      Squatters
      Ratio drama
      Equal values
      Tape diagrams
      Double number lines
      Comparing ratios
      Graphical representations
      Ratios and decimals
      A round and a round the pie
      Choose it
      Unit and scale factors
      What is a unit rate?
      Different unit rates
      Proportionality and unit rates
      Area unit rates
      Proportional figures
      Solving problems on a double number line
      Animal rates
      How big are these chairs?
      Proportional or not?
      Why cross-multiply?
      Summer travels
      Posing problems
      Percents
      Converting ratios to percents
      Finding percents
      Given a part, find the whole
      Taxes, tips, and commissions
      Percent of increase
      Percent of decrease
      Math in the news
      Working with ratios and percents.
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