Twenty-seven problems present a variety of practice solving linear systems by substitution. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...

Teach your students to reason with language and to use imagery to translate language into mathematical equations.

In this activity, Pat Brisson's book Benny's Pennies is used as a mentor text. Students will discover ways to spend money that meets specific criteria. Students must explain their process for their spending choices, and then they must...

Learners explore the concepts of rate and ratio in a variety of problem-solving situations. Worksheets contain definitions and visual representations of concepts. Link to related ratio game. Other skills include measurement, data...

This introductory addition lesson, explores the relationship between adding and number patterns using a number pyramid designed by mathematician Carl Gauss. A short lesson with interesting facts and links to related games for practicing...

Students solve multiplication and division real-world problems in this interactive web lesson.

This site contains a lesson about ratios and unit rates as well as guided and independent practice for students to review the skills.

The lesson discusses solving and graphing polynomial equations of higher degree. The resource consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes an activity that...

A fun algebraic problem involving a calendar. Discussion, solution, and follow-up problem are included.