Curated OER
Properties of Equality
What assumptions are made in order to solve equations? An instructional slideshow provides an overview and guided examples of how properties of equality can be used to justify each step in solving equations.
Curated OER
Addition and Subtraction Equations
For math teachers who are leading their charges into the world of algebra, this presentation may be useful. In it, learners are shown the basics of algebraic equations as they relate to addition and subtraction. The last slide challenges...
Curated OER
Associative Property
Here is a new twist on teaching the associative property of multiplication. The author of this presentation makes an analogy between the associative property and a couple getting married. The numbers, like people, are separate, but when...
Curated OER
Multiplication is Commutative
Your class knows about the commutative property of addition - now introduce them to the commutative property of multiplication. They review the concept, work through some examples, then try a few problems out on their own. One property...
Curated OER
Adding and Subtracting Decimals
The addition and subtraction of decimals is a relatively simple process. The most important thing to remember is to have all of the decimal points lined up. This presentation gives that strategy, plus some others to use when performing...
Curated OER
Solving Linear Equations
How do you solve linear equations? Learn how to solve simple linear equations by applying properties of equality in this instructional slideshow. The materials include step-by-step instructions and key concepts to support understanding.