CK-12 Foundation
Ck 12: Algebra: Simplify Products or Quotients
[Free Registration/Login may be required to access all resource tools.] Simplify products or quotients of single variable expressions
CK-12 Foundation
Ck 12: Elem Math: Finding the Number From the Figure Patterns
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to identify multiplication patterns and to use their division facts to fill in missing factors. Includes video...
Better Lesson
Better Lesson: Equal Groups: How Many Stars in the Sky?
Third graders develop their understanding of multiplication by grouping objects into equal groups to model the factors and products.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Grass Seedlings
For the sake of this commentary, let R be the height of Rual's seedlings (of course students do not need to use a letter to represent any number in this task). Student must compare the size of each of two products (112xR, and 34xR) to...
National Council of Teachers of Mathematics
Nctm: Illuminations: Product Game
The Product Game is a fun, interactive game that exercises your skill with factors and multiples.
Illustrative Mathematics
Illustrative Mathematics: Calculator Trouble
Even though young scholars can solve this problem by multiplying, it is unlikely they will. Here it is much easier to answer the question if you can think of multiplying a number by a factor as scaling the number. Aligns with 5.NF.B.5.
Khan Academy
Khan Academy: Multiply 2 , 3 , and 4 Digits by 1 Digit With Area Models
Use an area model to decompose the larger factor and multiply. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Expansion Learning
Expansion Learning: Math Activity: Multiply by 100, Factors Up to 99
Activity provides students the practice they need to master the skill of multiplying by 100. Immediate feedback is given.
Expansion Learning
Expansion Learning: Math Activity: Multiply by 10, Factors Up to 99
Activity provides students the practice they need to master the skill of multiplying by 10. Immediate feedback is given.
Homeschool Math
Homeschool Math: Prime Factorization
This site contains a free lesson on Prime Factorization in which students learn by doing practice problems.
United Nations
Unesco: Math Games (In Arabic)
This site offers games and lessons that teach basic math concepts such as area and volume, number patterns, time, etc. Games use familiar tasks such as shopping to reinforce math concepts. While the title of each page includes an English...
Math Aids
Math Aids: Fractions Worksheets
Great resource for learning and practicing fractions and their different operations. Math worksheets are printable, may be customized, and include answer keys.
Other
Brown Math: Distributive Laws and Mistakes
Why is it legal to factor 2x+2y as 2(x+y), but not x sauared +y squared as (x+y)squared? This site there are the distributive laws are separated from the distributive "mistakes," in an easy-to-understand discussion. Logarithms and trig...
Visual Fractions
Visual Fractions: Add Unlike Fractions With Number Line Models
Boost your ability to add number line fractions with unlike denominators with this interactive math game. A basic understanding of factors is key to success. Instructions with detailed examples are easily accessible.
Teaching Treasures Publications
Teaching Treasures: Year Eight Nine Math (Page 1)
Review a variety of number sense skills using this interactive worksheet. Concepts include greatest common factor, lowest common multiple, rounding to the nearest thousandth, and determining percent. Answers can be checked immediately...
University of Cambridge
University of Cambridge: Nrich: Block Four
On this one page website sharpen your logic, factors, and multiples skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Making Sticks
On this one page website sharpen your logic, factors, and multiples skills while working on this challenge. The solution is available to double check your solution.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Unit Conversions [Pdf]
Read and learn about the unit conversion analysis step and English-Metric conversion factors. Learn the steps to rounding answers from division and multiplication problems and formulas for temperature and density conversions.
TeachEngineering
Teach Engineering: On Track Unit Conversion
Students use three tracks marked on the floor, one in yards, one in feet and one in inches. As they start and stop a robot specific distances on a "runway," they can easily determine the equivalent measurements in other units by looking...
Better Lesson
Better Lesson: Lcm Stations Activity
Learning about factors and multiples allows students to see number relationships and apply those number relationships to multiplication and division.
Better Lesson
Better Lesson: Tubing Tens Cool Off With an Imaginary River Adventure
If you know how to count by tens, you can solve multiplication problems in which ten is a factor.
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Sophia Learning
Sophia: Multiplying Fractions
Students review how to multiply two fractions in this lesson. The video tutorial consists of examples that explore how to multiply fractions and a quiz is provided to test students' knowledge of the skill.
Calculator Soup
Calculator Soup: Volume Conversion Calculator
In this volume calculator, conversions are performed by using a conversion factor. By knowing the conversion factor, converting between units can become a simple multiplication problem.
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