Interactive
CK-12 Foundation

Addition of Integers: Polka Dots

For Students 7th Standards
What happens when you add negative and positive integers to one another? Do you add or subtract, and will the answer be positive or negative? Young mathematicians use blue and red polka dots to determine the value of an expression that...
Interactive
Curated OER

Accentuate the Positive!

For Students 7th - 8th
Students participate in an interactive online activity about adding, subtracting, multiplying, and dividing positive and negative integers. Students look at sample problems through out the activity and have the opportunity to complete ...
Interactive
CK-12 Foundation

Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction

For Students 6th - 8th Standards
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions. 
Interactive
Curated OER

Subtracting Integers (II)

For Students 5th - 10th
In this subtraction instructional activity, students complete subtraction problems containing parenthesis, up to 3 digit numbers, and negatives. Students complete 10 problems total.
Interactive
Curated OER

Subtracting Integers

For Students 4th - 6th
In this integer worksheet, students subtract integers to solve a set of 10 problems. Answers and hints are available on-line; a reference web site for additional resources is given.
Interactive
Scholastic

Study Jams! Addition & Subtraction Equations

For Students 5th - 7th Standards
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...
Interactive
Curated OER

Adding Integers

For Students 5th - 6th
In this integer worksheet, students solve 12 problems, adding integers. Answers and hints are available on-line; a reference web site for additional resources is given.
Interactive
Curated OER

Adding Integers II

For Students 5th - 6th
In this adding integers worksheet, students solve 10 problems, adding integers. Students may click on hint or check answer buttons. Page has links to additional resources.
Interactive
Mangahigh

Mangahigh: Number: Add and Subtract With Integers

For Students 6th - 8th Standards
Add and subtract positive and negative numbers.
Interactive
Mangahigh

Mangahigh: Pinata Fever: Add and Subtract With Negative Numbers

For Students 5th - 8th
A fast paced game where students add and subtract positive and negative integers quickly so they can smash a pinata. Three levels of play, and instructional help is available as they progress.
Interactive
Mr. Martini's Classroom

Mr. Martini's Classroom: Negative Number Subtraction Cards, Fill in the Blank

For Students 6th - 8th Standards
Students type the correct positive or negative number to complete the subtraction problems on these interactive flashcards. The problem changes color when the correct number is typed.
Interactive
Arcademics

Arcademics: Orbit Integers

For Students 5th - 8th
Orbit Integers is a multi-player racing game that allows students from anywhere in the world to race one another while practicing adding and subtracting integers!
Interactive
Calculator Soup

Calculator Soup: Adding and Subtracting Integers (Whole Numbers) Calculator

For Students 9th - 10th
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.
Interactive
Mocomi & Anibrain Digital Technologies

Mocomi: Addition and Subtraction of Integers

For Students 6th - 8th
Explores the commutative, associative, and distributive properties of integers, and rules for adding and subtracting them.
Interactive
PBS

Pbs Learning Media: The Number Line: Rational Numbers and Football

For Students 6th - 8th Standards
Students add and subtract plays on a football field to practice working with negative and positive integers on the number line.
Interactive
ABCya

Ab Cya: Zero Sum

For Students 3rd - 6th
Welcome to Zero Sum, a fun math-puzzle game! Drag the tiles over the target numbers to reduce their values to zero. Be careful to make sure that none of the target numbers get reduced below zero. If you get stuck, use the reset button to...