Curated OER
Chapter 10: Aggregate Expenditures (The Multiplier, Net Exports, and Government)
Effectively portraying the multiplier effect and the gaps within recession and inflation periods, these slides would be a good resource for both a beginning and advanced economics class. Clear, easy-to-read graphs and charts take viewers...
Curated OER
Chapter 12: Fiscal Policy
Uncle Sam wants YOU...to understand fiscal policy! With clear bullet points and informative graphs, your budding economists will understand the finer points of fiscal policy and its implications within the American economy, as well as...
Curated OER
An Introduction to Sequences
Fourth graders are introduced to arithmetic and geometric sequences. In this mathematics lesson, 4th graders produce a variety of sequences by varying the starting number, multiplier, and the add-on number.
Curated OER
Linear Systems: Identifying Pivots and Multipliers
In this identifying pivots worksheet, students use algebra to find equivalent systems of equations. This four-page worksheet contains examples, explanations and approximately ten problems.
Curated OER
Linear Systems: Elimination
In this elimination instructional activity, students use the elimination process to transform a system into an equivalent form. This three-page instructional activity contains three practice problems as well as examples and explanations.
Curated OER
The Multiplier (origin of the algorithm)
Students explore basic algorithms for addition, subtraction, and multiplication. They use models to demonstrate solving two-digit by two-digit multiplication. Students demonstrate vertical formats to solve multiplication problems.
National High Magnetic Field Laboratory
Magnet Academy: Schweigger Multiplier 1820
Spurred by Hans Christian Orsted's discovery of a relationship between electricity and magnetism, German chemist Julian Schweigger immediately began tinkering and soon came up with a very early galvanometer known as the Schweigger...
CK-12 Foundation
Ck 12: Arithmetic: Whole Number Multiplication
[Free Registration/Login may be required to access all resource tools.] Write and solve multiplication problems with whole numbers.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Multiplication Table
This multiplication table has multiplication facts through 9 X 9 and also lets students practice them.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Multiply and Divide Fractions
This Math Page tutorial explains how to multiply and divide fractions and then features a practice exercise.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Meaning of Multiplication: Mental Calculation
If you are looking for a website that explains and defines the basics of mental multiplication with helpful hints then you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.
AAA Math
Aaa Math: Multiplication Properties
This site explains the four properties of multiplication. Gives exercises and games to practice this skill.
AAA Math
Aaa Math: Multiplication by 4, 5, and 6
This site explains and lists the basic multiplication facts for four, five, and six. Gives practice and games to practice this skill. CCSS.Math.Content.3.OA.C.7 Fluently multiply and divide within 100
AAA Math
Aaa Math: Multiplication Facts for Ten to Twelve
This site explains and lists the basic multiplication facts for ten, eleven, and twelve. Gives practice and games to practice this skill.
Other
Lesson Plan Mental and Written Multiplication Algorithms
This lesson plan offers a variety of algorithms and systematic errors that occur in written multiplication problems.
AAA Math
Aaa Math: Multiplication of Two and Three Digit Numbers
Explains the traditional way to multiply three-digit by two-digit numbers. Gives practice and games to practice this skill.
Quia
Quia: Multiplication Madness
In this interactive website put twenty multiplication problems in order according to the increasing value of their products.
Other
Basket Math: Multiplication Practice
Use this interactive math site to practice multiplication problems.
Quia
Quia: Multiplication Tables 1 12
Practice multiplication facts with these online flashcards. Eliminate facts you know and concentrate on the ones you still need to learn.
Quia
Quia: Multiplication Tables 1 12
Practice multiplication facts by playing Concentration-like game.
Soft Schools
Soft Schools: Multiplication Game
Students can practice their multiplication facts by playing this interactive math game. A multiplication problem appears on the screen, and the student enters the answer. Their score appears at the top of the page. You may change the...
University of Cambridge
University of Cambridge: Nrich: Napier's Bones
Use this one page website to learn how to multiply and divide a "new" way. This method was invented over 400 years ago by John Napier. A detailed explanation is only a click away.