Interactive
Study Pad

Splash Learn: Decimal Arithmetic

For Students 5th Standards
[Free Registration/Login Required] This game provides practice in decimal arithmetic including addition, subtraction, multiplication, and division of decimals.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Multiplying Decimals by 10

For Teachers 4th - 8th Standards
The purpose of this task is to help students understand and explain why multiplying a decimal number by 10 shifts all the digits one place to the left. This understanding builds on work around place-value that students have done with...
Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lesson: Multiplying Decimals & Mixed Numbers

For Teachers 3rd - 8th Standards
The Shodor Education Foundation provides this lesson plan to help students see the effect of multiplying decimals. Students use an interactive activity to see the effect of multiplying decimals. NCTM Standards are listed for this lesson...
Unit Plan
Mangahigh

Mangahigh: Number: Multiply and Divide by a Number Between 0 and 1

For Students 5th - 8th Standards
This site provides students practice with the concept of multiplying rational numbers . Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: N Rn Sums of Rational and Irrational Numbers

For Teachers 9th - 10th Standards
The goal of this task is to examine sums and products of rational and irrational numbers. One important property of rational numbers is that their decimals always terminate or repeat: using a slightly different formulation, a rational...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Estimation to Check Decimal Multiplication

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Estimate or confirm decimal products by multiplying leading digits
Unit Plan
Mangahigh

Mangahigh: Number: Multiply Decimals and Larger Numbers

For Students 6th - 9th Standards
This site provides students practice with the concept of multiplying decimals . Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Halloween: Everyday Decimals

For Students 5th - 6th Standards
On this interactive site students learn how to show measurments in decimal notation, subtract decimal numbers, and divide or multiply decimal numbers by 10, 100 or 1000.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: The Value of Education

For Teachers 4th - 8th
The purpose of this task is for students to add, subtract, multiply, and divide decimal numbers in a real-world context. The weekly income earned by each person in the task is the median weekly income for their education level, but they...
Lesson Plan
Utah Education Network

Uen: Design Your Own Bedroom

For Teachers 6th - 8th
Many students dream of designing their ideal bedroom. In this exercise, students will be required to limit their designs by size (as a specific volume) and price (a specific amount). They must design the floor plan, including furniture...
Interactive
Calculator Soup

Calculator Soup: Mixed Number to Percent Calculator

For Students 9th - 10th
Convert mixed numbers or mixed fractions to percents. The mixed number to percentage calculator finds the decimal equivalent by finding the decimal value of the fraction, adding the decimal to the whole number part of the mixed number,...