Activities about equations

Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future, how much could your kid's diapers cost?...

Gas prices are up, EVs are everywhere, and hybrid technology keeps improving! So which car is better? Which car would you/your family choose? Students compare the latest prices...

We're at the midway point of the 2025 NFL season! What a great time to connect math to sports!🏈 In this activity, students use real statistics from recent...

College costs keep rising, and it can be hard for students to grasp just how much four years of school might add up to. This updated activity gives...

This activity begins with exploring connections among a few photos to spark curiosity and critical thinking in the starters, before diving into the main activity where students will...

♥ ♥ ♥ ♥ ♥ ♥ ♥ ♥ In this updated activity, students will explore parametric equations to graph a heart shape using sine and cosine functions. Begin...

In this activity, students will explore a school milk account where money is deposited and deducted as chocolate milk is purchased over time. But first, start off with...

Brian and his son were doing some shopping when he found this shoe. Egad! Could that be someone's real shoe? In this activity student use a shoe size...

Brian has introduced systems of equations with easy, motivating problems that deal with the cost of stadium purchases for food and souvenirs. These systems of equations puzzles are...

Wow! Check out this deal at Macy's. For $25 I can join Macy's Star Rewards program. I get 10% back in rewards for every dollar I spend. Its...

Jason Kibbe, 6-8 Gifted Support Teacher in Chambersburg, PA, sent us this timely investigation. Should I pay the membership fee and get BJ's gasoline? Should I just buy...

Last year, Dunkin Donuts offered a great deal for getting two breakfast sandwiches at a pretty low cost. Check out their poster for the sandwich costs and pictures....