Interactive
Scholastic

Study Jams! Addition & Subtraction of Decimals

For Students 4th - 6th Standards
So current with preteens is the topic of downloading tunes into their computers! In a relatable lesson, viewers are taught to figure out if Zoe can afford to purchase two songs if she has $3.00 left to her credit. Mia talks them through...
Lesson Plan
EngageNY

Sums and Differences of Decimals

For Students 6th Standards
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Lesson Plan
EngageNY

Grade 5 Math Module 1, Topic D, Lesson 9

For Teachers 5th Standards
Introduces addition of decimals by using unit notation to represent the problem. Pupils use a place value chart to decompose the numbers and then add before connecting to the standard algorithm. 
Lesson Plan
EngageNY

Grade 5 Math Module 1, Topic D, Lesson 10

For Teachers 5th Standards
Take a little bit away. The 10th section of an 18-part unit introduces subtraction of decimals. Scholars use a place value chart like they did with addition of decimals to organize and represent the problem. After using the place value...
Lesson Plan
EngageNY

Grade 5 Math Module 1, Topic F, Lesson 16

For Teachers 5th Standards
See, decimal operations do come in handy! Pupils solve word problems that require adding, subtracting, multiplying, and dividing decimals. They use tape diagrams to express relationships and to identify the necessary operations to solve...
Handout
Math Worksheets Land

Conversion between Decimals, Fractions, Percentages - Step-By-Step Lesson

For Students 5th Standards
A helpful math worksheet, intended as a guided lesson, walks young mathematicians through the process of converting the decimal 0.75 to a fraction and percent.
Worksheet
National Security Agency

Go One-on-One with Decimals

For Students 4th - 5th Standards
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Lesson Plan
1
1
Virginia Department of Education

Practical Problems Involving Decimals

For Teachers 5th - 7th Standards
After discussing decimals and "going shopping" in the classroom, young mathematicians are given four practical word problems that require them to estimate their answers, given specific information. The highlight of the lesson is...
Lesson Plan
Curated OER

Adding and Subtracting Decimals With Excel

For Teachers 5th
What a great way to have pupils apply classroom learning to real-world skills! They complete problems involving the addition and subtraction of decimals related to banking-type questions, and then use a spreadsheet to display their results.
Lesson Plan
West Contra Costa Unified School District

Decimals and Fractions

For Teachers 3rd - 4th Standards
Reinforce the concept of fractions and decimals as part of a whole with a lesson plan that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice and...
Lesson Plan
Curated OER

Mental Math for Adding Decimals

For Teachers 5th
Fifth graders work in groups to practice adding decimals. In this adding decimals lesson, 5th graders call out different money amounts to each other and mentally add the coins called out. Students take turns calling out and adding the...
Lesson Plan
Curated OER

Adding and Subtracting Decimals

For Teachers 4th - 6th
Help your 4th through 6th graders add and subtract whole numbers with decimals. Using grid paper and a Promethean Board, this resource will provide material for practicing and reviewing this concept.
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...
Lesson Plan
EngageNY

Decimal Expansions of Fractions, Part 1

For Students 8th Standards
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
Lesson Plan
Virginia Department of Education

Ordering Fractions, Decimals, and Percents

For Students 7th
Order up a resource on comparing rational numbers. Scholars order fractions, decimals, and percents by converting to a single form. They conduct a cut-and-paste activity ordering three sets of rational numbers.
Lesson Plan
Curated OER

Decimals and Percents - Part One

For Teachers 6th - 8th
Middle schoolers explore the concept of converting a decimal to a percent. In this conversion lesson, students convert decimals to percents.
Lesson Plan
Curated OER

How Do You Spend Your Money?

For Teachers 5th
Fifth graders examine ways to save and spend money. They look at ways that people earn, save, and spend money using chapters from Tom Birdseye's Tarantula Shoes. They add and subtract decimals to fill in a worksheet entitled, "Is It a...
Workbook
Utah Education Network (UEN)

Ch 0: Fluency

For Students 6th Standards
Become fluent in the language of mathematics. Scholars learn to divide multi-digit whole numbers and determine the most significant common factor and the least common multiple. They also investigate how to apply the distributive property...
Lesson Plan
EduGAINs

Making Savvy Consumer Choices

For Teachers 7th - 8th Standards
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson that focuses on both healthy choices and real-world math applications. Groups work together to form a grocery...
Unit Plan
Benjamin Franklin High School

Saxon Math: Algebra 2 (Section 1)

For Teachers 9th - 12th Standards
This first of twelve algebra 2 resources provides a broad review of many algebra 1 concepts through a number of separable lessons and labs. Starting with the real number system and its subsystems, the sections quickly but thoroughly...
PPT
Curated OER

Write Zeroes in the Dividend

For Teachers 3rd - 5th
Here is a fine presentation on the finer points of solving a long division problem. Mathematicians are introduced to the divisor, the quotient, and the dividend. They are shown the series of steps necessary to solve these types of...
Lesson Plan
Curated OER

Making Cents of Fractions and Decimals

For Teachers 4th - 5th
Students explore decimals and fractions using groups of 100 pennies. By classifying the pennies in different ways, there are an unlimited number of ways to learn fractions, decimals, and place value in money. This is a good, hands-on...
Lesson Plan
Manchester University

Lesson 51: Scientific Notation

For Teachers 6th - 8th Standards
Discuss scientific notation with this mathematics lesson plan. Middle schoolers predict which problem is bigger of two numbers. They analyze the problems by observing the powers of 10 in order to decide which is bigger. This appears to...
Lesson Plan
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1
Beyond Benign

PPM

For Students 6th - 8th Standards
The 15th activity in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...