Website
Ducksters

Ducksters: Kids Math: Multiplying and Dividing Decimals

For Students 1st - 9th Standards
Kids learn how to multiply and divide decimals. How to line up and move the decimal points. Example math problems are given.
Interactive
Calculator Soup

Calculator Soup: Long Division Calculator With Decimals

For Students 9th - 10th
Do long division with decimal numbers and see the work for the calculation step-by-step. Enter positive or negative decimal numbers for divisor and dividend and calculate a quotient answer.
Activity
AAA Math

Aaa Math: All About Division

For Students 3rd - 8th Standards
These tutorials teach division operations covered in K8 math courses. Each section has an explanation, interactive practice and challenge games about division.
Unit Plan
Mangahigh

Mangahigh: Number: Multiply and Divide Decimals by 10, 100, 1000

For Students 4th - 8th Standards
This site provides students practice with the concept of multiplying and dividing 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.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Multiplying and Dividing by Powers of 10: The Meaning of Percent

For Students 3rd - 8th Standards
This excellent math resource explains and defines the meaning of percent. Multiplying and dividing by a power of 10 is incorporated as a preview to understanding scientific notation.
Interactive
CK-12 Foundation

Ck 12: Math Grade 3

For Students 3rd
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Activity
Other

Kid's Page Archive: Free Printable Math Worksheets

For Teachers Pre-K - 1st
Great source for math worksheets on all four whole number operations, fractions, and miscellaneous arithmetic topics. Could be used to assess basic arithmetic skills for areas that need remediation.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Handout
Other

Teachers on the Web: A Maths Dictionary for Kids

For Students Pre-K - 1st Standards
On this site from Aussie School House Teachers on the Web, an Australian K-6 teacher defines and illustrates more than 500 mathematical terms. It is a wonderful dictionary featuring clear and often interactive graphics, great colors, and...
Website
Other

Center School District: Everyday Math Resources

For Students 3rd - 8th
Everyday Math Resources for 5th grade is an excellent resource for both students and teachers. Twelve math strands are linked to activities and interactive games that support the learning outcomes. Click on links at the top to access...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Quotients Using Zero Placeholders

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Divide decimals by whole numbers using zero placeholders.
Unit Plan
Khan Academy

Khan Academy: Understanding Moving the Decimal

For Students 4th - 6th Standards
Give the number of tens a number is being multiplied or divided by when the decimal is moved to the left or right. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Rounding Given Place Value

For Students 6th - 7th
[Free Registration/Login may be required to access all resource tools.] Round decimals to a given place value.
Website
Primary Resources

Primary Resources: Follow Me "Loop" Math Games

For Teachers Pre-K - 1st
An extensive collection of premade cards for "loop" games in math. These "I have, Who has?" cards are available for counting on and back, capacity, place value, addition, subtraction, multiplication, division, fractions, decimals, money...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining the Missing Factor in a Decimal Equality

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are presented with equations involving multiplication and division and must find the missing terms. Includes video demonstrating a...
Unknown Type
Khan Academy

Khan Academy: Divide Decimals #8

For Students 4th - 5th
More challenging division with decimals like 14/0.7 or 1.32/0.12. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
That Quiz

That Quiz: Fracciones Y Decimales

For Students 5th - 7th Standards
These interactives are designed for the student to practice addition, subtraction, multiplication, and division of fractions and decimals.
Unknown Type
Math Is Fun

Math Is Fun: Adding Decimals

For Students 3rd - 8th Standards
Learn to add decimals by viewing simple steps and examples. Follow links to decimal worksheets, as well as steps for subtracting, multiplying, and dividing decimals.
Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lesson: Fraction Facts

For Teachers 6th - 8th
The Shodor Education Foundation provides this lesson plan to introduce students to the basics of fractions including fraction operations and converting fractions both to decimals and percents. NCTM Standards are listed for this activity....
Activity
Texas Instruments

Texas Instruments: Names for 100

For Teachers 6th - 8th Standards
Students will use the calculator to carry out operations of addition, subtraction, division, and multiplication on integers, fractions, and decimals to find mathematical expressions that equal 100.
Activity
Homeschool Math

Homeschool Math: Dividing Decimals Mental Math

For Students 5th - 6th Standards
Complete lesson with instruction and exercises, teaching students how to divide decimals using mental math.
Interactive
University of Waterloo (Canada)

University of Waterloo: Powerama 6 D

For Students 2nd - 8th
In this game, you simply divide the two numbers. All exercises are division by 10, 100, 1000, or 10,000, so students can learn quick mental methods of division by powers of ten. The game presents 100 exercises, so students get plenty of...
Lesson Plan
Better Lesson

Better Lesson: College Project Wrap Up

For Teachers 6th - 8th
What have young scholars learned about college? What questions do they still have? Students work on wrapping up and reflecting on the College Project while tackling math problems. This lesson includes a detailed plan, printable...
Lesson Plan
Better Lesson

Better Lesson: Mixed Operation Practice + Scholarships

For Teachers 6th Standards
Which operation should I use to solve this problem? How can I use bars to model what is going on? What are scholarships and how do I earn them? Students apply their knowledge of decimal operations to answer these questions.