Relationships Between Quantities and Reasoning with Equations and Their Graphs
Graphing all kinds of situations in one and two variables is the focus of this detailed unit of daily lessons, teaching notes, and assessments. Learners start with piece-wise functions and work their way through setting up and solving...
6th - 10th Math CCSS: Designed
New Review Solving with Inverse Operations
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those operations.
8th Math CCSS: Designed
New Review Hyper-Solving Quadratic Equations
How does a ghost solve a quadratic equation? By completing the scare! Groups of learners develop a slideshow presentation outlining the ways to solve quadratic equations. The plan outlines the requirements, making the expectations clear...
9th - 12th Math CCSS: Designed
How Do You Determine if Two Ratios are Proportional Using Cross Products?
Are these two given ratios proportional? One quick and easy way to answer this question is to cross multiply the two values. If the products are equal then they are proportional ratios. If they are not equal then they are not...
2 mins 6th - 9th Math
How Do You Solve a Problem Using Indirect Measurement with Shadows?
Using indirect measurement, this video shows viewers how to find the height of a flagpole. The lecturer employs drawings as well as proportions to solve this problem, explaining each step. A useful resource to aid struggling learners and...
5 mins 6th - 12th Math