Curated OER
Multiplying and Dividing Decimals by 10. 100, and 1,000
Multiplying decimals by 10s, 100s, and 1,000s is easy once a student knows how to manipulate the decimal point. This short presentation covers this exact topic and does a good job of helping to show learners how easy it is to manage the...
Curated OER
Dividing Decimals by Whole Numbers
Dividing decimals is not hard, but one has to know how to manipulate the decimal point in order to achieve correct answers. In this math presentation, learners are taken through the process step-by-step in a clear and concise fashion....
BW Walch
Creating Linear Equations in One Variable
The example of two travelers meeting somewhere along the road has been a stereotypical joke about algebra as long as algebra has existed. Here in this detailed presentation, this old trope gets a careful and approachable treatment....
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.