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Middle School Mathematics
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Demonstrations 1  20 of 192
Visible Divisibility Tests
Lattice of Factors
Mona Lisa and the Golden Rectangle
Calculating Area, Perimeter, and Diagonal Length of a Rectangle
Ten Year Calendar
Comparing Fractions
Buying Watermelons Intelligently
Evaluate Hot Pizza
Comparing Fractions, Decimals, and Percents
Adding Fractions
OneHalf the Apothem Times the Perimeter
From the Tether Problem to the Involute of a Circle
Fundamental Law of Fractions
Sale Price Calculator
Lines: Two Points
Celsius and Fahrenheit Thermometers
Fundamental Theorem of Arithmetic
Maximum Fruit Salad
Ray in a Square
Repeating Decimals
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