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Interactive
Shodor Education Foundation

Whole Number Cruncher

For Students 6th - 8th Standards
Time to crunch the numbers! Young scholars use an interactive number cruncher to practice operations with whole numbers. They input a number and watch as the number cruncher produces the output and then use the data pairs to determine a...
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Lesson Plan
Curated OER

Number: Whole Numbers and Decimals

For Teachers 4th - 6th
Students explore whole numbers and decimals. For this decimal lesson, students discover how to perform multiplication with decimals as they complete a worksheet.
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Worksheet
Curated OER

Estimating with Whole Numbers

For Students 6th
In this estimation worksheet, 6th graders take a quiz estimating 13 problems with whole numbers. Students utilize the concepts of addition, subtraction, multiplication and division. Students answer 4 questions regarding a word problem...
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Lesson Plan
Curated OER

Multiplication and Division Pick 'n' Mix 2

For Teachers 5th
Fifth graders practice a wide range of strategies for solving multiplication and division problems with whole numbers and decimal fractions. They interact with operations on decimals, relevant size and place value of decimals to three...
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Lesson Plan
EngageNY

An Appearance of Complex Numbers 2

For Teachers 11th - 12th Standards
Help the class visualize operations with complex numbers with a lesson that formally introduces complex numbers and reviews the visualization of complex numbers on the complex plane. The fifth installment of a 32-part series reviews the...
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PPT
Curated OER

Fractions Lesson: Understanding Mixed Numbers

For Teachers 4th - 5th
A developmentally sound approach to teaching learners the difference between fractions, whole numbers, and mixed numbers. They are shown each type of number then run through a series of slides shouting out the name of that number type....
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Worksheet
Curated OER

Four Operations of Whole Numbers

For Students 2nd - 5th
In this four operations of whole numbers worksheet, students complete word problems containing all four operations of whole numbers. Students complete 20 problems.
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Worksheet
Curated OER

Mental Division of Whole Numbers

For Students 4th - 6th
In this mental division worksheet, students utilize mental arithmetic to answer forty division math problems dealing with whole numbers. Students check their answers online as they go.
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Worksheet
Curated OER

Revision of the Four Rules (Whole Numbers)

For Students 5th - 10th
In this whole numbers worksheet, students read through an explanation of how to add, subtract, multiply and divide whole numbers. Then, students answer 60 questions in which they will do one of these operations with whole numbers....
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Lesson Plan
Curated OER

Number Operations

For Teachers 3rd - 4th
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
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Unit Plan
National Security Agency

Introducing Integers and Their Operations

For Teachers 6th - 8th Standards
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...
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Worksheet
Curated OER

Rounding Mixed Numbers

For Students 3rd - 5th Standards
Is your class having trouble with mixed numbers and rounding to the nearest whole number? Use this instructional activity in your fractions unit to help struggling math students with this tricky skill. An example demonstrates how to...
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Lesson Plan
Curated OER

Operations with Fractions and Decimals

For Teachers 6th - 7th
Complete a lesson that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web sources, and other...
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Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
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Worksheet
Curated OER

Place Value for Whole Numbers

For Students 3rd - 5th
Work with small and large numbers alike with a place-value activity. After writing the value of selected numbers, fourth graders write what happens to each number if they change certain parts of it. 
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Lesson Plan
Virginia Department of Education

Properties of Real Numbers

For Teachers 7th - 8th Standards
Students use paper cups and colored chips to observe properties of operations with real numbers. As a class, students brainstorm and use manipulatives to demonstrate associative, commutative, distributive identity and inverse properties....
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Lesson Plan
Curated OER

Multiplication and Division Word Problems Made Easy

For Teachers 4th - 6th
Marbles to learn math? What fun! Discuss the rules of multiplication and division when applied to whole numbers, decimals, and fractions. Small groups use6 marbles to design different types of multiplication and division problems, and...
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Lesson Plan
Alabama Learning Exchange

As If Numbers Weren't Complex Enough Already!

For Teachers 9th - 12th Standards
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
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Lesson Plan
NTTI

I'll Halve S'more Please!

For Teachers 3rd - 5th Standards
There is a lot to learn about fractions, and this is a fun way to do it! Individuals participate in a Cyberchase activity to describe a fraction in terms of sharing parts of a whole. They determine the meaning of the parts of a fraction,...
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Lesson Plan
Curated OER

Division of Decimals

For Teachers 4th - 6th
Work with the class to investigate the concept of dividing decimals. They will use a variety of problem-solving skills in order to practice the operation of division. The teacher can use the dialogue to guide learners through the various...
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Lesson Plan
Curated OER

Skittles Galore!

For Teachers 3rd - 5th
Youngsters show understanding of accurate division of whole number, decimals, fractions, and percents using manipulatives (candies). They use white boards to demonstrate their understanding of representing numbers as defined in the...
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Lesson Plan
Curated OER

Using a Number Line: 5th Grade Math

For Teachers 5th
Working in groups, the class will use what they know about whole number operations to solve a real-world problem involving a number line. They will focus on using the number line to correctly label the placement of whole numbers,...
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Handout
MLC

Decimals Worksheets

For Students 4th - 7th Standards
Make sure your students' understanding of fractions is on-point using this series of skills practice worksheets. Covering a variety of topics from basic place value and fraction/decimal conversion, to performing all four operations with...
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Lesson Plan
Curated OER

Multiplication And Division of Whole Numbers

For Teachers 4th - 5th
In this math worksheet, students apply the operations of multiplication and division with whole numbers. The problems use two, three, and four digits.