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Worksheet
Curated OER

Dividing by One-Digit Numbers

For Students 4th - 5th
Looking for a division drill including remainders? You've found one! There are 12 long-division equations here, and scholars show their work in solving each one. These all have three-digit dividends, one-digit divisors, and remainders....
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PPT
Curated OER

Development of American Political Parties: The Two-Party System

For Teachers 9th - 12th
Was American politics always bound to the two-party system? Learn how the two-party system developed, why third parties tend not to do so well, and all the various political parties that have emerged throughout US history. Each party is...
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Interactive
PHET

Equality Explorer: Two Variables

For Students 6th - 12th Standards
Solving equations in two variables can't be that much harder than solving equations in one variable. Using a balance interactive, scholars solve equations in two variables. They apply inverse operations by adding -x, -y, or -1 as...
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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 operations. 
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Lesson Plan
Curated OER

The Number Line

For Teachers 6th - 8th
Represent, order, and compare rational numbers in order to practice placing them on a number line. Your class will use appropriate operations, methods, and tools to compute with real numbers. Then they must explain completely and clearly...
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Worksheet
Lone Star College

Integer Order of Operations Worksheet

For Teachers 5th - 7th Standards
Practice, assess, or review mathematicians' skills with this integer activity addressing order of operations using positive and negative integers, and solving equations in which letters stand for numbers. 
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Lesson Plan
Illustrative Mathematics

Discounted Books

For Teachers 6th - 8th Standards
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
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Unit Plan
Curated OER

Rational Number Project

For Teachers 4th - 6th Standards
Infuse your unit on fractions, decimals, and operations with a thorough module about rational numbers. With a teaching guide, learner examples, templates for instruction, and lesson rationale, the module is a solid way to emphasize the...
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Lesson Plan
EngageNY

Complex Number Division 1

For Teachers 11th - 12th Standards
Conjugating in the math classroom — and we're not talking verbs! The seventh lesson in a series of 32 introduces the class to the building blocks of complex number division. During the instruction, the class learns to find the...
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Lesson Plan
EngageNY

One-Step Equations—Addition and Subtraction

For Teachers 6th Standards
Just one step is all you need to find success in solving equations. The 27th installment in a series of 36 teaches how to solve one-step equations involving addition and subtraction. Tape diagrams help future mathematicians in this task.
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Worksheet
Math Doctor

Chapter 2: Integers & the Number Line

For Students 6th - 8th Standards
Here is an extensive set of teacher's notes to help you teach all about integers. Begin by introducing a number line and how it can be used to visualize positive and negative numbers. Talk about absolute value and the additive inverse...
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Lesson Plan
Curated OER

Order of Operations

For Teachers 7th - 8th
Students analyze the Order of Operations. They play a game to explore Order of Operations and observe a PowerPoint presentation slide sow. They generate patterns and functions to represent and solve problems. Students model and solve...
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Worksheet
Curated OER

Order of Operations

For Students 3rd - 5th
In this order of operations learning exercise, learners solve 20 order of operation equations involving addition, multiplication and subtraction.
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Lesson Plan
Curated OER

Number Operations

For Teachers 8th - 10th
Learners investigate integers and solve problems using integers. In this algebra lesson plan, students solve problems to help improve speed and accuracy of mental math. They develop a deeper knowledge of the way integers are used on a...
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Handout
Charleston School District

Scientific Notation Operations

For Students 8th Standards
How do you operate with numbers in scientific notation? The resource provides examples on how to divide and multiply with numbers written in scientific notation. The handout and video also cover the procedure for addition and subtraction...
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Lesson Plan
Curated OER

Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
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Handout
Charleston School District

Operations with Exponents

For Students 8th Standards
It just multiplies out. The lesson provides the rules for operations with exponents and keeps them as positive integers in the lesson. Videos explain the rules for the operations with exponents while working out examples. 
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Activity
Beauty and Joy of Computing

Combining List Operations

For Students 9th - 12th
Use list operations to modify an earlier version of Tic Tac Toe. The fourth lab in a series of five has pupils combine list operations to build more powerful operations. They take a project from a previous unit and enhance it to keep...
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Lesson Plan
Illustrative Mathematics

Gifts from Grandma, Variation 3

For Teachers 5th - 7th Standards
There are three money word problems in this activity, each one is set in the same context. The first asks what was the total amount grandma spent, the second how many grandchildren grandma has, and the third asks how much grandma spent...
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Lesson Plan
1
1
Curated OER

Operating on Matrices

For Teachers 9th - 12th Standards
Learners investigate matrices by exploring addition, subtraction and multiplication of matrices.  Learners find the determinant and inverse of a matrix.  The lesson includes a set of practice problems
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Worksheet
1
1
Common Core Sheets

Using Order of Operations

For Students 3rd - 6th Standards
With two versions and an answer key, this order of operations worksheet is easily accessible for most learners to practice their skills. 
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Assessment
1
1
Balanced Assessment

Number Game

For Students 9th - 12th Standards
It's all in the numbers! Create a mathematical model to analyze a number game and develop a winning strategy. Using a given numerical pattern, scholars write an expression to model the scenario. They then interpret the pattern of the...
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Lesson Plan
Rational Number Project

Rational Number Project: Initial Fraction Ideas

For Teachers 3rd - 6th Standards
Deepen the fractional number sense of young learners with this introductory lesson on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...
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Activity
Math Learning Center

Grade 1 Supplement Set A5 – Number and Operations: Place Value

For Teachers 1st Standards
First graders work together to sort, categorize, and order collections of objects through activities that help build number sense. 

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