Interactive
Doina Popovici

Math Play: Subtracting Integers Math Racing Game

For Students 6th - 8th
Get practice solving integer subtraction problems with this math racing game.
Unit Plan
PBS

Pbs: Additive Inverse

For Students 6th - 8th Standards
This animated Math Shorts video from the Utah Education Network explains the term additive inverse and provides several examples that demonstrate the concept. In the accompanying classroom activity, students create equations and solve...
Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: Number Patterns in Pascal's Triangle

For Teachers 9th - 10th
Contains relevant information regarding the Pascal's Triangle "Inform the students that the rows and columns of integers that make up the triangle known as "Pascal's Triangle" contain many number patterns that they can easily recognize...
Unit Plan
Khan Academy

Khan Academy: Algebra: Arithmetic With Polynomials and Rational Expressions

For Students 9th - 10th Standards
Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication i.e. one can add, subtract, and multiply polynomials.
Handout
CK-12 Foundation

Ck 12: Geometry: Angles and Transversals Study Guide

For Students 9th - 10th Standards
This study guide on angles and transversals covers key terms, angle types formed by transversals, postulates and theorems about transversals, and how to prove if lines are parallel or perpendicular. It is available for download with free...
Interactive
Calculator Soup

Calculator Soup: Lcm Calculator Least Common Multiple

For Students 9th - 10th
The Least Common Multiple (LCM) is also referred to as the Lowest Common Multiple (LCM) and Least Common Divisor (LCD). For two integers a and b, denoted LCM(a,b), the LCM is the smallest positive integer that is evenly divisible by both...
Interactive
Doina Popovici

Math Play: Adding Integers Math Racing Game

For Students 6th - 8th
An online racing game where students are given practice in adding integers.

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