Curated OER
Lesson 2 Ordering Numbers
Math wizards begin the lesson by comparing and ordering rational numbers. Using a number line, they discover the relationship between the numbers and practice ordering them in the correct way. They also review proper techniques for...
Curriculum Corner
7th Grade Math "I Can" Statement Posters
Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as they...
Curated OER
Positive and Negative Numbers
Learners discover negative numbers and how to use them by using the number line and the "team" method.
Curated OER
Adding Integers
In this adding integers worksheet, 5th graders solve and complete 6 different problems that include using number lines. First, they create 6 arcs in column B connecting two integers that can be added together to equal the integers in...
Willow Tree
Order of Operations
It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include absolute...
Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a lesson 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 to...
Curated OER
Subtracting Integers: Math, Physical Education, Dancing, Negative Numbers
Students demonstrate their understanding of positive and negative integers by adding and subtracting. More importantly, students explain why a negative number, subtracted from a negative number, changes the operation.
Curated OER
I.O.U.
Students explore adding and subtracting positive and negative numbers in the context of money. In this computation lesson, students use play money and IOU's to model various mathematical algorithms.
Curated OER
Integer Addition and Subtraction (B)
For this integers worksheet, students solve 30 problems in which positive and negative numbers are added and subtracted. There is no instruction on the page.
Curated OER
Share this page Facebook Page Complex number addition
In this online math learning exercise, students practice adding positive and negative integers. When complete, students submit their answers and get instant feedback regarding their accuracy.
Curated OER
Substitution Formula
In this substitution formula worksheet, students solve 9 various types of problems related to applying the substitution formula. First, they use a number line to add or subtract negative integers. Then, students substitute numbers for...
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
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
Bonding
In this bonding activity, students read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they draw 2...
Curated OER
Adding and Subtracting Integers
In this online interactive integers worksheet, 4th graders solve 8 addition and subtraction integer math problems and problem solve 6 integers problems involving numbers from -20 to 20. Students check their answers online when done 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
Adding Negative Numbers
In this middle school worksheet, students add signed numbers. The two page worksheet contains thirty questions. Answers are not provided.
Curated OER
Subtracting Integers (II)
In this subtraction worksheet, students complete subtraction problems containing parenthesis, up to 3 digit numbers, and negatives. Students complete 10 problems total.
Curated OER
Adding/Subtracting Decimals
In this decimal activity, students find the sum and difference of positive and negative decimal numbers. Equations contain two to three terms, with multiple operations. Thirty addition and subtraction problems are on this activity. ...
Curated OER
Addition and Subtraction of Signed Numbers
Students explore the concept of adding and subtracting using positive and negative numbers. In this addition and subtraction of signed numbers instructional activity, students use pennies to represent positive and negative numbers....
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
Pastel Number Design and Number Sentencing
First graders discover artists who used numerals in their artwork. Using chalk pastels, they experiment with what the medium can do to a new piece of art. They review warm and cool colors, the concept of overlapping and how to use...
Curated OER
Adding and Subtracting Integers
Middle schoolers explore how to add and subtract integers. In this integer lesson students are broken into groups and participate in an activity that helps them investigate how to add and subtract integers.
Curated OER
Signed Numbers
In this signed numbers worksheet, 6th graders solve and complete 4 different types of problems. First, they calculate each problem using a number line. Then, students solve each word problem as indicated.