Scholastic
Study Jams! Addition & Subtraction Equations
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
CK-12 Foundation
Mental Math for Addition and Subtraction Equations: Marble Bag Collector
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify the...
Curated OER
Simplifying Expressions (Addition and Subtraction)
Seventh graders simplify algebraic expressions using addition and subtraction to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Everyone completes various...
Curated OER
Integer Addition
Seventh graders explore the concept of integer addition. In this integer addition lesson, 7th graders tell stories involving addition and subtraction. Students walk on a number line given directions such as add 3 or add -2. Students play...
PBS
Adding Integers
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...
Curated OER
Inverse Relationship Add/Sub (A)
In this math worksheet, students are given 16 sets of 2 equations. The equations are written in since/then format and are inverse in relationship.
Eisenhower Regioanl Consortium for Mathematics and Science Education
Lesson 10: Integer Addition and Subtraction (for the TI-73 only)
Using a number line on the floor made from masking tape and manipulatives, learners observe a demonstration of the addition and subtraction processes. After completing several worksheets, they solve three-term problems using calculators...
Curated OER
Additive Inverses
Students investigate properties of additive inverses. In this properties of additive inverses lesson, students discuss the what it means for two numbers to be opposites. Students discuss representing opposite numbers using a negative...
Curated OER
Adding and Subtracting Integers
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
Curated OER
Positive & Negative Numbers
Young mathematicians solve and complete 22 different problems that include using a number line to evaluate. First, they define each of the terms listed. Then, pupils graph each integer on the given number line. They also evaluate each...
Curated OER
Playing Math Fever
Pupils complete activities to learn notation and uses for positive and negative numbers. In this number system lesson, learners play a game similar to Jeopardy to learn how to solve problems with positive and negative numbers.
Curated OER
Solving addition equations
In this addition equations learning exercise, learners solve equations with variables that have one and two digit numbers in them. Students complete 4 problems.
Utah Education Network (UEN)
Subtracting Integers
Review the concepts of additive inverses and adding positive and negative integers. Relate understanding to the subtraction of integers. This is done with either the use of "Algeblocks" (any square or tile manipulative should do) or a...
Math Doctor
Chapter 2: Integers & the Number Line
Here is an extensive set of teacher's notes to help you teach all about integers. Begin by introducing a number line and how it can be used to visualize positive and negative numbers. Talk about absolute value and the additive inverse...
Curated OER
Adding and Subtracting Integers
In this adding and subtracting integers learning exercise, students find the sum or difference of 9 problems. Students then evaluate 4 expressions given certain values.
Buffalo State
Adding and Subtracting Integers Unit
Just because one integer is larger than another doesn't mean it will make sense right away. Go beyond note taking and show learners, through the use of algebra tiles and a Four-Pan Algebra Balance, how the numbers relate to one another...
Curated OER
Number Lines, Variables, Solving for One Variable
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
Curated OER
Adding and Subtracting Integers
In this integers activity, students use the integer number line to solve the problems as they add and subtract positive and negative numbers. They find the answers to 10 questions.
Curated OER
Integers
Integers can be challenging, but this presentation makes teaching integers a whole lot easier! Comprehensive information, a song, chant, and pop quizzes provide an in-depth look into what integers are, and how to add, subtract, and graph...
Willow Tree
Number Properties
The number of basic algebraic properties can become overwhelming for learners. A lesson explains and gives examples for all the basic algebraic properties. The resource is perfect to use as a way for pupils to organize and study the...
Curated OER
Adding and Subtracting Polynomials
For use with a TI-nspire calculator, this lesson focuses on adding and subtracting polynomials. Learners use calculator to add and subtract polynomials using both the vertical method horizontal methods. A class discussion follows the...
Curated OER
Integers in the Weather
Middle schoolers engage in a clever lesson that combines meteorology with mathematical thinking. They use integers in relation to high and low temperatures that they record. They use a spreadsheet of weather data, a computer, and gain...
Utah Education Network (UEN)
Operations with Rational Numbers
Add an engaging resource to your lessons on rational numbers and watch your pupils' understanding multiply. Learners determine rules for adding, subtracting, multiplying, and dividing integers. Individuals then extend these rules to all...
Curated OER
Subtracting Integers with Counters
Students subtract integers using counters. In this algebra lesson, students solve linear equations using an online tool. They use subtraction to isolate the variable.