Talk or Text (Systems of Equations)
In this lesson, students compare different costs associated with two cell phone plans. They write equations with 2 variables and graph to find the solution of the system of equations. They then analyze the meaning of the graph and discuss other factors involved in choosing a cell phone plan.
Math Makes a Connection: The Locker Problem
In this interactive game, students use their knowledge of multiples to solve a locker problem. Students will manually open or close a locker by clicking on the lockers. They must answer the following question: Which of the 1000 locker doors are open when every student finishes?