Curated OER
Integer War
Sometimes all it takes for a good review is a game of cards. Review the processes needed to add, subtract, divide, and multiply integers. In groups, learners play the card game war with a twist. They can use the numbers as either...
Curated OER
A Human Number Line
Sixth graders create a human number line through use of symbols, equality, inequality, addition, subtraction, solving equations and inequalities
Curated OER
What Is A Number?
Seventh graders engage in a lesson that is focused upon teaching the concept of integer numbers with a focus upon the integers. They practice solving different problems using positive and negative numbers. They then attempt to describe...
Curated OER
Incredible Integers!
There are three parts to this lesson on integers. In the first, learners explore positive and negative numbers on an actual painter's tape number line and by playing a "Hot Seat" game. In part two, they view a BrainPop video and work...
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
Bean Toss
Students investigate positive and negative numbers using lima beans as a concrete model.
Willow Tree
Solving Inequalities
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or...
Curated OER
Adding Integers with Counters
Students solve integers using addition. In this algebra lesson, students add integers using counters. They define and label patterns created by integer operations.
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
Cherries Still Positive, Lemons Still Negative
Third graders explore positive and negative integers. This follows a lesson entitled, Cherries Are Positive, Lemons Are Negative and uses Cherry heads and Lemon heads.
Bob Prior
The Order of Operations
Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...
Curated OER
Modular Mathematics
Learners are introduced to modular mathematics. They start by making clocks for different bases. They use their clocks to count, using the base, and then finding the mod or remainder. They explore both positive and negative numbers with...
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
Introduction to the Number Line
Students explore addition and subtraction of positive and negative numbers using a number line. In this number line lesson, students observe the teacher moving a magnet on a magnetic number line according to the operation being...
Curated OER
Negative Magic Squares
Magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that children should have heard about and experienced. The problems in this sequence give students the opportunity to...
Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and...
Curated OER
Addition Review
Students explore the concept of addition as used in the subject of Algebra while reviewing the different methods using a number line. The lesson includes examples for students to use for scaffolding for group work or whole class...
EngageNY
Magnitude
Build an understanding of the powers of 10. Pupils investigate the results of raising 10 to positive and negative powers. They relate this understanding to the magnitude these powers represent in this seventh lesson of 15.
Curated OER
Integer
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
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
Addition & Subtraction Properties With Integers
Sixth graders use a number line to solve addition and subtraction problems. In groups, they play a game of "Human Number Line Relay." They use a deck of cards to randomly create addition and subtraction equations and physically walk a...
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
Polynomials: Addition
Students add polynomials both vertically and horizontally. For this algebra lesson, students practice adding polynomials. The included worksheet has 27 problems, and includes the answers. To access the worksheet, the teacher will need to...