Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Insights Into Algebra 1 - Teaching For Learning
algebra home workshop 1 workshop 2 workshop 3 workshop 4 workshop 5 workshop 6 workshop 7 workshop 8
Topic Overview Lesson Plans Student Work Teaching Strategies Resources
Workshop 2 Linear Functions and Inequalities Lesson Plans
Lesson Plans:


Lesson Plan 1: The Phone Bill Problem - Linear Functions

Lesson Plan 2: Hot Dog Sales - Solving Linear Equations and Inequalities
Download the Workshop 2 Guide

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NCTM Standards

Lesson Plan 1: The Phone Bill Problem - Linear Functions

Overview Procedures For Teachers Related Standardized Test Questions Materials

In this lesson, students will learn how to write an equation of a linear function when given a set of data. They will interpret the meaning of the slope and y-intercept and then use the equation to find other values of x and y.

Time Allotment:
One 50-minute class period

Subject Matter:
Linear functions

Learning Objectives:
Students will be able to:
  • Make sense of a set of data and plot it on a graph.
  • Find the equation of the line that contains the data points.
  • Understand the meaning of the slope and y-intercept.
  • Use the equation to predict other x- and y-values.
Principles and Standards for School Mathematics, National Council of Teachers of Mathematics (NCTM), 2000:

NCTM Algebra Standard for Grades 6-8

NCTM Algebra Standard for Grades 9-12

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