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Interactive
CK-12 Foundation

Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten

For Students 6th - 8th Standards
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
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Lesson Plan
Curated OER

Decimal Baseball

For Teachers 4th - 6th
Young mathematicians represent recorded information in decimal form. In this decimals lesson, learners play a "classroom friendly" basketball game in which pupils take 10 shots. Number of shots made out of 10 is recorded as a fraction...
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Lesson Plan
Curated OER

Writing Numbers in Decimal Form

For Teachers 6th - 8th
Young scholars explore the concept of writing numbers in decimal form. In this writing numbers in decimal form lesson plan, students convert a number in word form to decimal form.
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Lesson Plan
Illustrative Mathematics

Converting Decimal Representations of Rational Numbers to Fraction Representations

For Teachers 7th - 9th Standards
A rational number is a ratio of two integers. Discuss with your class how to convert the rational numbers of repeating decimals to fractions. A good commentary on letting x equal the repeating decimal and multiplying each side of such...
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Interactive
CK-12 Foundation

Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point

For Students 6th - 8th Standards
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
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Interactive
CK-12 Foundation

Numbers with Decimal Place Value: Battleship Decimals

For Students 6th - 8th Standards
Decimal place value is the topic of a Battleship themed-interactive. Scholars answer five questions—multiple-choice and true or false—while referencing a grid that acts as the board game. The practice concludes with a discussion question. 
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Interactive
CK-12 Foundation

Properties of Multiplication in Decimal Operations: Balloon Animals

For Students 5th - 8th Standards
Commutive and associative properties are the focus of a five-question interactive. Dealing with decimal multiplication and addition, mathematicians solve multiple-choice and true or false questions using a model that moves balloons along...
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Lesson Plan
Curated OER

Fraction and Decimal Ordering

For Teachers 5th - 6th
Ordering numbers just got physical! Learners practice putting numbers in sequence, both in fraction and decimal form. To begin, they line up in birthday order and discuss the difference between ascending and descending. They are then...
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Lesson Plan
Curated OER

The Golden Students

For Teachers 6th - 12th
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
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Worksheet
Curated OER

Quick Quiz- Decimal Place Values

For Students 4th - 5th
For this decimal place value worksheet, students complete a ten question multiple choice and short answer quiz about decimals. Students identify the digit in different places and translate numbers into word form.
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Lesson Plan
Curated OER

Discovering Dewey's Decimal System

For Teachers 6th - 8th
Middle schoolers discover the Dewey Decimal System.  In this fractions instructional activity, students utilize education software to discover how the Dewey Decimal System works.  Middle schoolers create a PowerPoint presentation in...
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Lesson Plan
Illustrative Mathematics

Dimes and Pennies

For Teachers 3rd - 5th Standards
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number of...
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Worksheet
Mathematics Assessment Project

Division

For Students 6th - 8th Standards
When you divide two integers you can get a decimal form of a rational number that repeats. How do you interpret that number in real-world situations? Her is an example question: What does 2.6666666666 mean in terms of an amount of money? 
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Worksheet
Curated OER

Six Convert Percents into Decimal Form Problems

For Students 6th - 10th
In the percents and decimals worksheet, learners convert six percents into decimal form.  The percents given are all less than 100. The solutions are not provided.
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Lesson Plan
Curated OER

Writing Numbers in Decimal Form

For Teachers 6th - 8th
Students complete a worksheet.  In this decimals lesson plan, students learn how to write decimals and that the period stands for the word "and".  Students complete a worksheet independently where they write numbers in decimal form.
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Lesson Plan
Curated OER

The True Value of Sweets

For Teachers 5th
Measure your pupil's learning in a activity designed to explore decimals by weighing different candies on a scale and recording the weight. Small groups then compare and order the decimal weights on a number line to show their...
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Lesson Plan
Curated OER

Place Value of Decimals to Hundredths: Diving for Decimals

For Teachers 4th - 5th
Constructing decimals correctly is a crucial concept for elementary students to grasp. Here, have the young mathematicians in your class explore standard and expanded form while comparing decimal values. This unit is taught while...
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Lesson Plan
EngageNY

Grade 5 Math Module 1, Topic B, Lesson 5

For Teachers 5th Standards
There is more than one way to write a number. The lesson plan provides teachers with a way to teach reading and writing decimals to thousandths using standard, expanded, and unit forms. Pupils work through in-class and homework...
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Lesson Plan
Curated OER

Finding Equivalent Forms For Positive Rational Numbers

For Teachers 8th - 10th
Learners discuss the relationship between and the equivalent forms of rational numbers. They will convert numbers from decimals to fractions, understanding they are equivalent, but just different forms.
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Worksheet
Curated OER

Decimal Place Value- Reteaching Worksheet

For Students 4th
In this decimal place value worksheet, 4th graders review the decimal place value chart. They complete 2 decimal place value charts and write the proper decimals in 3 examples.
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Lesson Plan
Curated OER

Decimal Bingo

For Teachers 3rd - 5th
Practice converting decimals into fractions. They draw a 3x3 grid and write in any nine common fractions with denominator 10 or 100 and with numerators 9 or less. The group listens as the teacher call out decimal numbers within the given...
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Lesson Plan
3
3
The New York Times

Trouble in the Hive: Researching the Decimation of Honeybee Colonies

For Teachers 8th - 12th Standards
Teach your class about colony collapse disorder and foster discussion about causes and solutions for the honeybee problem. Class members read and discuss an article and participate in one of two detailed activities about pollination and...
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Worksheet
Curated OER

Standard Form and Scientific Notation

For Students 9th
In this standard form and scientific notation worksheet, 9th graders solve 10 different problems that include converting numbers and equations. First, they place the decimal point so there is one non-zero digit to the left of the decimal...
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Lesson Plan
Curated OER

Writing Decimals in Word Form

For Teachers 6th - 8th
Students observe an example on the board to examine what to do on their worksheet. They pass out the worksheets and work on them independently to practice their skills of writing decimals in word form.

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