The Math League
The Math League: Integers
This site provides a detailed overview of integers, including positive and negative integers, number lines, absolute values of integers, and comparing integers.
PBS
Pbs: Addition of Positive and Negative Integers
Introducing a card game that your students can play in small groups to develop their addition skills. This video focuses on addition of positive and negative numbers and briefly touches on subtraction of integers.
Alabama Learning Exchange
Alex: Let's Go Fishing for Positive and Negative Integers
This lesson will actively engage young scholars in a fishing tournament that uses ordered pairs to catch fish. As students begin to catch the hidden fish, they will find a relationship between the integers in the ordered pairs. By...
PBS
Pbs: Solving Linear Inequalities With Negative Numbers
Solve an inequality that has negative numbers and a variable. This video focuses on using inverse operations to solve for a variable and the importance of flipping the inequality when multiplying or dividing by a negative number.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Integers on the Number Line 2
Sixth graders examine negative numbers and their relationships in inequalities in this problem. Aligns with 6.NS.C.7.a.
Calculator Soup
Calculator Soup: Adding and Subtracting Integers (Whole Numbers) Calculator
Use this calculator for adding and subtracting integers. Positive and negative whole numbers are integers. The calculator shows the work for the math and shows you when to change the sign for subtracting negative numbers.
AAA Math
Aaa Math: Evaluating Exponents of Negative Numbers
This site explains how to evaluate exponents of positive and negative numbers. The site provides games and exercises to practice the skill.
Utah Education Network
Uen: Ordering and Computing With Negative Fractions and Decimals
This lesson plan allows learners to practice comparing and ordering rational numbers on a number line as well as computing with fractions and decimals. It provides an assessment plan and attachments for the lesson's activities.
Purple Math
Purplemath: Solving Inequalities: An Overview
A discussion on how to solve linear and nonlinear inequalities is presented. Both the Test Method and the Factor Method of checking positive/negative intervals are included as part of the discussion.
Alabama Learning Exchange
Alex: Battle to the Death: Adding Integers
The goal of this lesson is for students to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson will be related to the 300 Spartans who battled the invading Persians at the Battle of Thermopylae,...
Common Sense Media
Common Sense Media: Keeping Games Fun and Friendly
Social interaction is part of what makes online gaming so popular and engaging for kids. But online communication can come with some risks. This lesson helps students understand how to keep their gaming experiences fun, healthy, and...
Library of Congress
Loc: The Empire That Was Russia, Photographic Record Recreated
The digital revival of the glass plate images of the Russian Empire on the eve of World War I by photographer Sergei Mikhaylovich Prokudin-Gorskii. Very interesting from both historical and technological points of view.
Pew Research Center
Pew Research Center: Stories From Experts About the Impact of Digital Life
While many technology experts and scholars have concerns about the social, political, and economic fallout from the spread of digital activities, they also tend to report that their own experience of digital life has been positive. This...
AAA Math
Aaa Math: Subtraction
This tutorial focuses on basic subtraction, subtraction facts, subtraction skills, subtraction of fractions and subtraction of positive and negative integers. Features include practice exercises and games.
University of St. Andrews (UK)
University of St. Andrews: Rafael Bombelli
Bombelli's contributions to mathematics were mainly in algebra. He was the first to figure the multiplication of negative integers.
PBS
Pbs: Function Machine
Control the inputs and operations of a function machine to produce specific outputs. This interactive exercise focuses on exploring operations, making patterns, and the rules for calculations with positive and negative integers.
Hartford Web Publishing
World History Archives: Green Left Weekly:day That Launched the Cuban Revolution
A rather uncritical article about the beginning of the Cuban Revolution. The author is critical of the US policy against Cuba by only highlighting the perceived positives of the Castro regime and none of the negatives.
PBS
Pbs: Logical Leaps: Adding Rational Numbers on the Number Line
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...
Calculator Soup
Calculator Soup: Exponents Calculator
This is an online calculator for exponents. Calculate the power of large base integers and real numbers. You can also calculate numbers to the power of large exponents less than 1000, negative exponents, and real numbers or decimals for...