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More Lessons for Intermediate Algebra
More Lessons for Algebra
Math Worksheets
A series of college algebra lectures: The Richter Scale, The Distance Modulus Formula.
The Richter Scale
The basics of the logarithmic Richter and Moment Magnitude Scales to measure earthquakes
The Distance Modulus Formula
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
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