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
Interesting Integers
Middle schoolers add and subtract integers. In this algebra lesson, students analyze integers using hands on manipulative. They solve problems of addition and subtractions using their signs correctly. They play a game of cards to...
Curated OER
Adding and Subtracting Integers
Students add and subtract integers. In this algebra lesson, students add, subtract, multiply and divide integers. They apply the properties of numbers as they solve equations.
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.
Curated OER
Is That Your Final Answer?
This unit on integers includes a pre-test, a post-test, four spreadsheets, and links to an interactive web-site to support the learning of integer operations. Access to computers and the Internet are imperative to this unit. The lessons...
CK-12 Foundation
Properties of Real Number Addition: The Secret of Subtraction
Learners sometimes struggle to understand the concept of adding and subtracting integers. Help them see the why behind their answers using the interactive number line. The values change as individuals adjust the number line for each new...
Curated OER
Subtracting Monomials and Polynomials
Learners subtract monomials and polynomials by combining like terms. In this advanced subtraction lesson, students define the rules and properties for subtraction of polynomials. They apply the rules for addition to help with the rules...
5280 Math
Integer Interpreter
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
Curated OER
SPIRIT 2.0 Lesosn: Adding and Subtracting Integers
Six pages prepare you to introduce your math stars to the addition and subtraction of positive and negative numbers. They drive a robot back and forth on an actual number line to represent the operations. If you don't have access to a...
Curated OER
Addition and Subtraction of Signed Numbers
Young scholars explore the concept of adding and subtracting using positive and negative numbers. For this addition and subtraction of signed numbers lesson, students use pennies to represent positive and negative numbers. Young scholars...
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Students explore the concept of probability. In this probability lesson, students use area to determine probability. Students use charts and spinners to help determine the probability of events such as flipping a coin or...
Curated OER
Number Line Relay
Young scholars investigate the placements of numbers on a number line. In this algebra lesson, students visualise addition and subtraction on a number line.
Curated OER
Meter Marker Mania
Students identify integers as rational and irrational numbers. In this algebra instructional activity, students measure and construct number lines using positive and negative integers. They convert between decimals and fractions.
Curated OER
When Am I Ever Going to Use this?
Students solve problems using equations and properties of integers. In this algebra instructional activity, students solve problems using ratio and proportion and graph their answers on a coordinate plane. They solve word problems using...