In this interactive object, learners simplify ratios and solve problems using proportions. All terms are defined.
Adding Fractions With Unlike Denominators (Screencast)
By Tina Dietzman
Learners follow steps to add fractions with different denominators. They also review fraction concepts, do a drag-and-drop exercise involving fraction terms, and add fractions with common denominators.
The Mathematics of Buying: Putting It All Together
By Mary Lee Rudnick-Kaun
Learners tackle this interactive learning object after studying the mathematics of buying. This activity ties together the ideas of net cost, list price, trade discounts, cash discounts, net cost equivalent, and single discount equivalent, as well as the concepts of part, base, and rate.
Simplifying Algebraic Expressions: Addition & Subtraction
By Allen Reed, Douglas Jensen
Learners read definitions of the terminology associated with algebraic operations and then follow steps to simplify algebraic expressions.
Sorting Out Math Symbols
By Barbara Laedtke
In this learning activity you'll review different math symbols and identify them in a matching exercise.
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