Worksheet
Math Mammoth

The Four Operations

For Students 4th - 5th
In this order of operations worksheet, students complete several activities that help them learn to solve problems using the four operations of addition, subtraction, multiplication, and division.
Handout
Charleston School District

Solving with Inverse Operations

For Students 8th Standards
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those...
Handout
Charleston School District

Solving Equations with the Distributive Property

For Students 8th - 9th Standards
Now there are parentheses in these equations? As the lessons continue in this series, equations get progressively more complex. Eighth graders solve equations by applying the distributive property before using inverse operations. 
Lesson Plan
1
1
EngageNY

Equivalent Rational Expressions

For Students 10th - 12th Standards
Rational expressions are just fancy fractions! Pupils apply fractions concepts to rational expressions. They find equivalent expressions by simplifying rational expressions using factoring. They include limits to the domain of the...
Unit Plan
University of Missouri

Money Math

For Teachers 5th - 8th Standards
Young mathematicians put their skills to the test in the real world during this four-lesson consumer math unit. Whether they are learning how compound interest can make them millionaires, calculating the cost of remodeling...
Handout
Charleston School District

Estimating Values of Expressions

For Students 8th Standards
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers

For Teachers 6th Standards
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.
Unknown Type
Khan Academy

Khan Academy: One Step Addition and Subtraction Equations With Fractions and Dec

For Students 6th - 8th
In this exercise, students practice one-step addition and subtraction equations with fractions and decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unknown Type
Khan Academy

Khan Academy: One Step Equations With Addition and Subtraction

For Students 6th - 8th Standards
In this exercise, students practice one-step equations with addition and subtraction. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Case of the Hatcher Hotel Heist

For Students K - 1st Standards
Help Math Maven solve this mystery! Items are missing from several hotel rooms, but some addition and subtraction clues have been left behind. Use your skills to figure out where the thief will strike next!
Unknown Type
Math Fact Cafe

Math Fact Cafe: Flashcards: 3rd Grade: Math Facts

For Students Pre-K - 1st
Practice your basic addition, subtraction, multiplication and division facts using these interactive flashcards. Each section gives you 20 flashcards. After each correct answer the card turns green. If you get an incorrect answer the...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Adding and Subtracting Polynomials

For Students 9th - 10th Standards
A tutorial as an introduction to polynomials. Basic terminology and simple algebraic manipulations. Offers discussions and practice exercises with answers and explanations.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Lengths in Two Steps

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This resource is a video that demonstrates using two different steps with addition or subtraction to solve a word problem. Practice word problems follow using two...
Activity
Math Slice

Basic Math: Counting

For Students Pre-K - 1st Standards
This resource covers counting, addition, and subtraction where students can choose a range of numbers to ten. After selecting parameters students complete ten problems with instant feedback and an opportunity to practice again.
Unknown Type
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving One Step Equations

For Students 9th - 10th Standards
Twenty-five problems present a variety of practice solving one-step equations with addition and subtraction. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click...
Activity
Mr. Martini's Classroom

Mr. Martini's Classroom: Math Word Problems for Children

For Students Pre-K - 1st Standards
Solve addition and subtraction word problems using a number line in this interactive exercise.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Field Day Scarcity

For Teachers 1st - 2nd
Young scholars will learn about managing money and scarcity while practicing addition and subtraction. They will be given a certain amount of money to spend at a fictitious store. Included are discussion questions about how students...
Interactive
Fun Brain

Fun Brain: Soccer Shootout (Fractions and Whole Numbers)

For Students 3rd - 5th
Using fractions and whole numbers, score goals and block your opponent's goals by correctly answering addition, subtraction, multiplication, and division problems. Four levels of play--easy, medium, hard, and super brain--to test your...
Professional Doc
Primary Resources

Primary Resources: Word and Real Life Problems

For Teachers Pre-K - 1st Standards
Are you looking for some problem solving activities to do with your class? Look no farther. This site includes games, worksheets, presentations in PowerPoint, and smartboard files.
Interactive
Math Slice

Basic Math: Subtraction

For Students 3rd - 5th Standards
This resource covers basic addition where students can choose a range of numbers including negatives or even decimals. After selecting parameters students are timed completing ten problems with instant feedback and an opportunity to...
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Cuckoo Caper

For Students 3rd - 8th
The famous Clockenheimer Cuckoo is missing from Clockenheimer Clocks on Main Street! Help Math Maven get it back by solving a math riddle.
Interactive
Mangahigh

Mangahigh: Ice, Ice, Maybe: Fast Estimation With Basic Number Calculations

For Students 4th - 7th
Practice your arithmetic skills as you estimate the answer to questions involving addition, subtraction, multiplication, and division. Includes whole numbers, fractions, and percents. As you answer questions, you guide penguins across an...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding, Subtracting, and Multiplying Missing Number

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A learning module where students must apply the order of operations to find the missing numbers in equations involving addition, subtraction, and multiplication. A...
Website
Cool Math

Coolmath: Coolmath4kids: Lessons

For Students K - 1st Standards
A large collection of tutorials covering concepts in addition, subtraction, multiplication, division, and fractions.