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$1.64 Puzzle
by Polymath Love
Middle-School (grades 5 through 9) math program written to provide skills in context. Students must place four quarters, four dimes, four nickels, and four pennies on a 4 by 4 grid so that the rows and columns sum to given values.
mathematics pre-algebra middle school education elementary k-12 high school junior high macintosh freeware middle school mathmatics
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