Two Good Problems
For this Algebra I worksheet, 9th graders practice problem solving skills with two problems that encourage a development of number sense. The one page worksheet contains two problems. Answers are not provided.
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Solution Sets to Equations with Two Variables
Can an equation have an infinite number of solutions? Allow your class to discover the relationship between the input and output variables in a two-variable equation. Class members explore the concept through tables and graphs and...
9th - 10th Math CCSS: Designed
Using Simulation on the Ti-83 to Explain the Two Children Problem
What is probability? High schoolers will determine the probability of the "two children" problem. They will simulate the "two children" problem using a graphing calculator and a sample size of 250 two-children families. Great application!
9th - Higher Ed Math
Solving Linear Inequalities in Two Variables
Although graphing a linear inequality on the plane is but a few steps added onto the graphing of a linear equation, for many learners the logical leap is quite intimidating. This approachable PowerPoint presentation breaks graphing...
9th - 10th Math CCSS: Adaptable
Solving Two-Step Equations
Order really does matter! Show your class how order makes a difference in solving equations. The presentation uses the order of operations in reverse as a guide to help solve two-step equations. Continuing, the video shows how to solve...
10 mins 6th - 9th Math CCSS: Adaptable
New Review The Art of Solving One- and Two-Step Equations—A WebQuest
Investigate strategies for solving one- and two-step equations. Young scholars watch videos to learn procedures for solving equations. They then practice using an interactive game and, finally, create a presentation to explain what...
7th - 10th Math CCSS: Designed
Calculate Conditional Probabilities Using a Two-Way Table
Multiple worked examples and clear explanation of arithmetic steps really make this presentation on conditional probability stand out. Specifically, an emphasis on the reasoning behind the calculations helps young statisticians develop...
7 mins 9th - 12th Math CCSS: Designed