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Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Mult. & Div. Rational Expressions
Use this site to learn the process needed to multiply and divide rational expressions. When finished, try the practice problems.
Mangahigh
Mangahigh: Number: Multiply and Divide Whole Numbers by 10, 100 and 1000
This site provides students practice with the concept of multiplying and dividing whole numbers. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the...
AAA Math
Aaa Math: Aaa Math Lessons
AAA Math's interactive tutorials and lessons assist students grades K-8 improve their understanding of a wide range of arithmetic topics. Students are provided with immediate feedback as they complete the "Learn," "Practice," and "Play"...
Utah Education Network
Uen: Modeling Multiplication and Division of Fractions
Detailed lesson plan for multiplying and dividing fractions using visual models such as a number line or fraction bars.
Books in the Classroom
Carol Hurst's Children's Literature Site: Computation and Picture Books
This sample chapter from Hurst's book Picturing Math is an excellent resource for using picture books and activities for learning computation.
Homeschool Math
Homeschool Math: Multiply and Divide Decimals by 10, 100, and 1000
Lesson includes a video & examples showing the common shortcut for multiplying & dividing decimals by powers of ten. [7:59] Provides exercises and word problems for practice.
Other
Curious math.com: Math Is an Attitude
This site offers numbers tricks to help multiply and divide large numbers mentally. There are also tricks for powers and roots of numbers.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Linear Equations in One Variable
After completing this tutorial, you'll know what a linear equation is and how to solve one using various arithmetic properties. Contains several definitions, problems with step-by-step solutions, and practice exercises. Includes links to...
Math Aids
Math Aids: Mixed Problems Worksheets
Great resource to practice and strengthen math skills pertaining to mixed problems. Math worksheets are printable, may be customized, and include answer keys.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Speed Math Deluxe
The goal of SpeedMath Deluxe is to create an equation, as quickly as possible, from the four digits the computer gives you. You can use addition, subtraction, multiplication and division to create your equation, but you are not allowed...
Cool Math
Coolmath: Coolmath4kids: Printable Flash Cards
Find here flashcards for addition, subtraction, multiplication, and division for printing off and coloring.
Homeschool Math
Homeschool Math: Prime Factorization
This site contains a free lesson on Prime Factorization in which students learn by doing practice problems.
Better Lesson
Better Lesson: Variables
Children will learn the term variable and then work to "attack" a problem using what they know about the relationship between multiplication and division to solve for an unknown.
PBS
Pbs: Count on It!: Episode 204 Blossom and Snappy Go to the Farm, Part I
Blossom and Snappy go back to the pumpkin farm to investigate pumpkins -- using math -- to make into pies for Robbie. Then they go to a farmer's market to explore how vegetables are sold by weight. They also visit a packaging company to...
The Math League
The Math League: Ratio and Proportion
Detailed explanations of ratio, comparing ratios, proportion, rate, converting rates, and average rate of speed, all with examples.
Other
Chili Math: Basic Number Properties
Overview of the four basic number properties with examples.
Math.com
Computer Romanus: Roman Numeral Calculator
This site has a calculator that uses only Roman Numerals! There is also an explanation of the number symbols for reference.
Khan Academy
Khan Academy: Multiply 2 Digits Numbers With Area Models
Use an area model to decompose factors and multiply. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.