Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Henrico County Public Schools
Models for Teaching Addition and Subtraction of Integers
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this...
Curated OER
Adding & Subtracting (Combining) Integers
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...
Curated OER
Positive-Negative Charge Model For Integers
Use two different colors of bingo chips to represent positive and negative charges. Add and subtract them in a clear glass beaker to demonstrate how to add and subtract integers. This visual, along with a number line, will really help...
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...
Curated OER
Integers Homework #1
For this simple worksheet, learners add and subtract positive and negative integers. Mathematicians plot the problem on a number line beside each of the 24 problems. You might want to white out the answers at the bottom of each page and...
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
EngageNY
Real-World Positive and Negative Numbers and Zero
Class members investigate how positive and negative numbers are useful in the real world. Individuals first read a short passage and identify terms indicating positive and negative numbers. They consider situations involving positive...
EngageNY
Understanding Addition of Integers
Count up or down to find sums. The third lesson in a 25-part series uses number lines to build an understanding of the sums of integers. Pupils make the connection between the distance and direction of a sum from the first addend, then...
EngageNY
Division of Integers
The 12th segment in a 25-segment series looks at the division of integers and how the signs of the dividend and divisor affect the sign of the quotient. Pupils start with multiplication and division facts of whole numbers and create the...
EngageNY
Understanding Multiplication of Integers
Repeated addition also works for multiplying integers. The lesson plan has the class play the integer game again, but has one card multiplied several times. Scholars write the multiplication expression and the addition expression that...
EngageNY
Using the Number Line to Model the Addition of Integers
The second lesson in a series of 25 shows the class how to use arrows and a number line to add integers. Learners apply their knowledge of the commutative property and absolute value in their explanations. Classmates play the integer...
Curated OER
Addition of Signed Numbers I
In this addition worksheet, students add positive and negative integers and decimal numbers. All equations, except one, contain at least one negative integer. Students must determine the appropriate operation based upon the signed...
Curated OER
Signed Numbers and Order of Operations I
In this signed numbers worksheet, students simplify equations by using the indicated operation. They add, subtract, multiply, and divide equations containing two to four positive and negative integers. Three of the 25 equations contain...
Curated OER
Multiplying and Dividing Integers
In this multiplication worksheet, students multiply and divide positive and negative integers. This one-page worksheet contains 14 problems, with answers.
Curated OER
Signed Numbers and Order of Operations Ii
In this signed numbers worksheet, 8th graders simplify integer problems through addition, multiplication, division, or subtraction. The majority of the 26 problems contain a minimum of 3 integers, and some more. Four problems contain...
Curated OER
Negative and Positive Numbers
Help scholars explain the concept of positive and negative numbers. Here you will find three separate activities that will help them to correlate positive and negative numbers with real life. Note: Activities require that the teacher...
EngageNY
Positive and Negative Numbers on the Number Line—Opposite Direction and Value
Make your own number line ... using a compass. The first installment of a 21-part series has scholars investigate positive and negative integers on a number line by using a compass to construct points that are the same distance from zero...
Curated OER
Wallflowers: Adding and Multiplying Integers
Students solve word problems in which they add, subtract, multiply, and/or divide integers, identify rules and patterns for multiplying and dividing integers, create scenarios that represent each expression, and evaluate expressions.
Curated OER
Rap Your Way Through Integers
Your resource or special education class will have fun with this interesting approach to learning about integers. They use rap, movement, and an interactive online game to reinforce the rules of integers. A well-rounded lesson that...
Curated OER
Summing Integers: Positive and Negative
Students view a Cyberchase video and participate in a calculation of points exercise. In this summing of positive and negative integers, students calculate the principal character points to see if he can qualify for a contest.
Curated OER
Subtract Positive and Negative Integers
Review the concept of subtracting positive and negative integers. Learners review the rules for subtracting integers, use manipulatives to visualize the process, and complete an assessment.
Curated OER
Interesting Integers
Upper elementary and middle schoolers practice solving addition and multiplication problems with positive and negative numbers. They use a number line initially to help find a solution.
Illustrative Mathematics
Operations on the Number Line
A different way to look at integers is on this number line with variables in place of numbers. Learners are to look at different expressions and describe why they think the answer would be positive or negative, depending on the location...