Crash Course: Study Hall Algebra #3 - Negative Numbers and Arithmetic
Crash Course

In this episode of Study Hall: Algebra, James walks us through a bit of history and practical math.

Mathalicious: Downside Up
Mathalicious

In this lesson, students use positive integers, negative integers, and absolute value to describe the emotions of a day and discuss the important role that different emotions play in our lives.

Mathalicious: Temp Work
Mathalicious

In this lesson, students use positive and negative integers to compare recorded monthly temperatures to their long-term averages and consider actions they can take to take care of the planet.

Mathalicious: About Time
Mathalicious

Students order and subtract integers to explore major milestones in human history and debate whether humans are innovating faster than we can keep up with the consequences.

Real World Math: Concept Lessons - Time Zone Problems
Real World Math

This activity provides teachers and students with an interactive 3D model to calculate these differences in time. 

Real World Math: Concept Lessons - Around the World in 40 Hours
Real World Math

In this activity students will take part in a series of consecutive plane trips around the world while keeping track of the time for each time zone they land in. 

Real World Math: Project Based Learning - Water Problems
Real World Math

This activity utilizes a relatively new option in Google Earth while examining a real world dilemma.

Illuminations: Multiplying Integers Using Videotape
Illuminations (National Council of Teachers of Mathematics)

In this lesson, students experience beginning-algebra concepts through discussion, exploration, and videotaping.

Illuminations: Commutative Rectangle
Illuminations (National Council of Teachers of Mathematics)

Students typically learn about the concepts of identity, inverse, commutativity, and associativity by exploring the four basic operations (+, –, ×, and ÷) with integers.

NRICH: Finding Factors
NRICH (University of Cambridge)

By revealing some of the answers, can you work out what each heading must be?

GeoGebra: The Stock Market IM 7.5.17
GeoGebra

“The Stock Market” from IM Grade 7 by Open Up Resources and Illustrative Mathematics.

GeoGebra: Negative Rates IM 7.5.12
GeoGebra

“Negative Rates” from IM Grade 7 by Open Up Resources and Illustrative Mathematics.