Curated OER
Integer Subtraction
Students examine why a negative number subtracted from another number changes the operation to addition.
Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a activity on the addition and subtraction of integers. Using a number line, you can demonstrate how to find the sum of a positive and negative integer. On the right side of the page are links...
Curated OER
Review of Adding and Subtracting Integers
Eighth graders review adding and subtracting of integers. The class makes a number line from -10 to 10 and practice adding and subtracting by "acting out" the math problems. Students play a card game using the number cards from a regular...
Curated OER
Adding and Subtracting Integers
Seventh graders review the concept of integers and how to combine them. They use the number line in different situations for the visual needed to see how adding can be done. Then students practice with numerical expressions.
Curated OER
Integers and Fractions
Students perform operations using positive and negative numbers as well as operations with fractions in various forms. They identify common decimals and their fraction equivalents while converting fractions to decimal form.
Curated OER
Combining Integers
Seventh graders explore the concept of adding and subtracting integers. In this adding and subtracting integers lesson, 7th graders use white and red beans to demonstrate adding and subtracting integers. Students play an on-line game...
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.
Alabama Learning Exchange
Battle to the Death: Adding Integers
Young scholars explore the concept of adding integers. In this adding integers lesson, students simulate the battle of the 300 spartans at Thermopylae. Young scholars use colored game pieces to represent positive and negative...
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...
National Security Agency
Money Maters: Integers are Integral!
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
Curated OER
Integer Arithmetic
Students solve integer-based problems. They add and subtract integers as well find missing integers. They represent a scenario involving positive and negative integers and solve it.
Curated OER
Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
A Human Number Line
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
Curated OER
Multiplying Integers
Seventh and eighth graders solve math problems where they multiply positive and negative integers. In this multiplication lesson plan, learners use slate boards to complete problems. The step-by-step plan tells you what to write and say...
Curated OER
Addition And Subtraction of Decimals
Learners participate in a instructional activity of adding and subtracting decimals. They should review place values with decimals before beginning the instructional activity. The lesson plan also includes sample problems for the teacher...
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...
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
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
Integrated Algebra Practice: Absolute Value Expressions
In this absolute value expression worksheet, students solve 13 multiple choice and short answer questions. Students simplify absolute value expressions by adding, subtracting, and finding the absolute value of rational numbers.
Curated OER
Balanced Systems of Equations
Students solve equations. In this algebra lesson, students relate solving equations to a balanced scale. They add, subtract, multiply and divide on both sides to keep the scale balanced.
Curated OER
A McTrip Back In Time
Students pretend they are time-travellers and travel back to 1954 to a McDonald's Restaurant to see how prices have changed. They need to add and subtract money with regrouping.
Curated OER
Integers
Students perform order of operation using integers. In this algebra lesson plan, students apply properties of integers as they add, subtract, multiply and divide integers. They work in groups to complete a RAFT assignment.
Curated OER
Square Roots and Exponents
Eleventh graders solve problems with roots and exponents. In this algebra lesson plan, 11th graders use the properties of powers to help them multiply, add, subtract and divide exponential functions. They take the square root of rational...
Curated OER
Math Jeopardy: Basic Skills
Students play a PowerPoint activity to be used as a review of basic skills for order of operations, and the operations of addition, subtraction, multiplication, and division for whole numbers, some fractional numbers and integers....