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Find two equivalent fractions for a given fraction by dividing two other shapes into parts and coloring parts while arrows point to their values on a number line. http://illuminations.nctm.org/ActivityDetail.aspx?ID=80
Fraction Bars Applet (Virtual Fractions)
lesson to accompany the Virtual Fractions Applet
Solve fraction puzzles the way the Egyptians did  using only numerators of 1. http://www.mathcats.com/explore/oldegyptianfractions.html


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