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Lesson Plan
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EngageNY

Radicals and Conjugates

For Students 10th - 12th Standards
Make the irrational rational again! Continuing the theme from previous lessons in the series, the lesson plan relates the polynomial identity difference of squares to conjugates. Learners develop the idea of a conjugate through analysis...
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PPT
Curated OER

Subtraction with Regrouping

For Teachers 2nd - 3rd
Use this handy presentation to clear up any confusion related to subtraction with regrouping. Each slide provides concrete examples of what occurs when one subtracts with regrouping. A full explanation and additional example problems...
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Lesson Plan
Education Development Center

Logic of Fractions

For Teachers 6th - 9th Standards
Before diving into operations with fractions, learners discover the foundation of fractions and how they interact with one another. Exactly as the title says, logic of fractions is the main goal of a resource that shows pupils how...
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Worksheet
Curated OER

Independent Practice: 3 and 4 Digit into 4 Digit Division

For Students 7th - 8th
In this long division worksheet, students solve 20 different problems related to dividing with 3 and 4 digits. They divide each 3 and four digit number into a four digit number to get the correct answer for each problem.
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Worksheet
Math Worksheets Land

Division and Finding Unknown Factors - Matching Worksheet

For Students 3rd - 5th Standards
Explore the relationship between math operations with seven multiplication and division sentences, each of which is missing a number. The answer is missing for some, and factors, divisors, and dividends for others. Once these are...
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Lesson Plan
Virginia Department of Education

A Mystery to Solve

For Teachers 8th - 10th Standards
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.
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Worksheet
Curated OER

Simplifying Using "The Order of Operations" Worksheet

For Students 7th - 9th
In this order of operations worksheet, learners solve equations with one variable using order of operations. Equations contain fractions, exponents, parenthesis, and the four basic operations of addition, subtraction, multiplication and...
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Worksheet
Curated OER

Challenge: Are We Related?

For Students 4th - 5th
In this fact families worksheet, students solve 6 problems where students create equations based on fact families and related groups of numbers.  Some groups of numbers are not related.
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Worksheet
Curated OER

Math Word Search: Calculate Words

For Students 4th - 5th
In this math operations word search, students search for 15 math related words hidden within the puzzle. More words may be found as well. 
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Lesson Plan
Pennsylvania Department of Education

Use Order of Operations to Evaluate Expressions—No Grouping Symbols

For Teachers 3rd - 5th
Students identify and explain different types of data collection and graphs. For this graphs and data collection lesson, students record their observations of a variety of data collection tools and graphs displayed in the room. Students...
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Lesson Plan
Curated OER

Math and the Greek-Golden Proportions

For Teachers 4th
Fourth graders study math and the golden mean. In this math meets Greek history lesson plan, 4th graders study ratios and proportions in relation to the Greeks. The use of clay is incorporated ino this lesson plan. 
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Lesson Plan
Curated OER

Texas History Math

For Teachers 7th
Seventh graders practice math skills while they become familiar with Texas' Boom & Bust economy and the natural history of the east Texas Piney Woods.
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Worksheet
Curated OER

Relate Multiplication and Division

For Students 3rd - 4th
In this word problem worksheet, students solve 6 problems in which they identify the relationship between multiplication and division as inverse operations. They draw arrays and write equations.
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Worksheet
K12 Reader

Sum Difference

For Students 2nd - 3rd Standards
If you need a way to address math and reading in one lesson, look no further than a passage about inverse operations, complete with reading comprehension questions. Kids focus on context clues to determine the meanings of unfamiliar words.
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Lesson Plan
Curated OER

Using Matrices to Enter Data and Perform Operations

For Teachers 9th - 12th Standards
Here's a TI step by step guided lesson on matrices. The class enters data into the TI calculator about movie ticket sales and uses matrices as a problem solving tool. They add and multiply matrices to determine profit.
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Worksheet
2
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K12 Reader

Expressions with Parentheses

For Students 4th - 5th Standards
Introduce your class to the order of operations. Included here is a reading passage that explains the concepts and provides an example and five related questions for individuals to answer.
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Lesson Plan
Curated OER

Number and Operation: All About Monday - Does it Pay?

For Teachers 9th - 12th
Solve real-world financial math problems. High schoolers will work through a series of problems as they look at credit card interest, bill payment, and other real-world personal money matters.
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Lesson Plan
Curated OER

Matrix Operations

For Teachers 10th - 11th
Two real-world activities to practice adding, subtracting and multiplying matrices to problem solve. Data from several Pro football quarterbacks is used in one activity to make some predictions based on their stats. Then the class takes...
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Assessment
Noyce Foundation

Granny’s Balloon Trip

For Teachers 5th - 8th Standards
Take flight with a fun activity focused on graphing data on a coordinate plane. As learners study the data for Granny's hot-air balloon trip, including the time of day and the distance of the balloon from the ground, they practice...
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Lesson Plan
Mathematics TEKS Toolkit

Am I Related to Myself?

For Teachers 4th - 6th Standards
Elementary or middle schoolers use ratios to discover some nearly constant relationships between measurements of parts of the human body. They find and record pairs of measurements and determine the relationship between the pairs. Pupils...
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Worksheet
Curated OER

Relating Fractions to Decimals

For Students 3rd - 5th Standards
How well can your fourth graders convert fractions to decimals - or decimals to fractions? Drill your young mathematicians on this skill, as well as understanding place value and mixed numbers. A great quiz after your fractions unit, or...
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Lesson Plan
Curated OER

Exploring Number and Operation in Secondary Mathematics

For Teachers 5th - 8th
Young geometers need a clear understanding of perimeter, volume, and area. This lesson provides a worksheet to help small groups of learners to calculate various measurements of objects and choose the proper units for measurement. It...
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Interactive
Shodor Education Foundation

Recursion

For Students 9th - 12th Standards
Perform the operation ... and then do it again. Scholars investigate recursive formulas by creating and graphing them. Using the interactive, pupils set the variable, determine the initial value, and type in a recursive formula.The...
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Worksheet
Curated OER

Addition and Subtraction as Inverse Operations

For Students 3rd - 4th
In this addition and subtraction worksheet, students work with the inverse operations. They fill in the boxes in 8 examples using mental math. They look at the addition problems and fill in the blanks in the subtraction problem and vice...