This Demonstration shows percentage change.
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How Area Changes with Diameter
Changing Proportions into Percents
Benford's Law and Data Spread
Stan Wagon (Macalester College)
Sagitta, Apothem, and Chord
Ed Pegg Jr
Percent of a Number
Equal but Opposite Percentage Changes Do Not Cancel
Making Change for a Purchase
S. M. Blinder
Estimating the Surface Area and Volume of a Rectangular Prism
Estimating the Side Length of a Square from Its Area
Middle School Mathematics
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Related Curriculum Standards
US Common Core State Standards, Mathematics
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