Illustrative Mathematics
The Sign of Solutions
Positive or negative, zero or no solution, are all possibilities for the solution of a linear equation. Here the resource gives examples of linear equations in one variable and their type of solutions. The resource comes with commentary...
Illustrative Mathematics
Adding Multiples
Mathematicians practice communicating why the sum of two multiples of a number results in another multiple of that number. Encourage learners to construct a viable argument by applying the distributive property or by drawing a diagram....
Education Development Center
Making Sense of Unusual Results
Collaboration is the key for this equation-solving lesson. Learners solve a multi-step linear equation that requires using the distributive property. Within collaborative groups, scholars discuss multiple methods and troubleshoot mistakes.
Illustrative Mathematics
Rectangle Perimeter 3
This activity looks at writing expressions to represent perimeter of a rectangle and then considers the concept of equivalent expressions and the distributive property in more detail.
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Illustrative Mathematics
6.EE.4 Equivalent Expressions
Straight to the point, learners are asked to compare a set of five expressions, determine which are equivalent, and then write equivalent equations for those that do not have any. A benefit is that they will review using properties...
Illustrative Mathematics
Seeing is Believing
How many visual models can be used to show multiplication? Three basic kinds of models can be used to represent and explain the equation 4 x (9 + 2). The commentary section provides description and graphics to explain the set...
Illustrative Mathematics
Discounted Books
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
Curated OER
Patterns in the Multiplication Table
Explore patterns in the multiplication table in order to deepen your third graders' understanding of this essential skill. Implement this activity as a whole-class lesson, allowing students to work in pairs or small groups to support...
Curated OER
Minutes and Days
Elapsed time is a skill developed by the single question that is the center of this activity. Fifth graders are asked to find out the time that is 2011 minutes after the beginning of 2011. This question addresses the standard that...
Illustrative Mathematics
Friends Meeting on Bikes
It is the job of your mathematicians to figure out how fast Anya is riding her bike when meeting her friend. The problem shares the distance, time spent riding, and Taylor's speed leaving the last variable for your learners to solve. Use...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: The Distributive Property
Dr. Math responds to a letter written by an eight grader concerning the Distributive Property. He uses good examples to strengthen his explanation.
Other
Ask Lois Terms: Distributive Property
So, you don't know what the distributive property is. Never fear, just ask Lois! She knows all about the "Properties." Find this definition and others in this site were kids can email questions about math and get answers. Math terms...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Distributive Property Illustrated
This is part of a math forum at Drexel University. A student gets frustrated when asked to solve a problem using the distributive property. Never fear. Dr. Math to the rescue! Illustrations and detailed examples help provide...
Free Math Help
Free Math Help: Distributive Property
The discussion examines the distributive property. Learners explore the math concept through definitions and practice problems.
Other
Math Score: Basic Distributive Property
Example problems demonstrate how the distributive property can be used to break down multiplication equations. Students can also practice using the distributive property by clicking on the sample problems link.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Multiplying Out: Distributive Rule
Understand topics related to the distributive property, including multiplying monomials by polynomials and binomials by binomials. See example problems solved, do problems for practice, and see answers to the student problems.
Homeschool Math
Homeschool Math: Area of Rectangles
This lesson contains a video lesson [9:28] and various exercises about the area of rectangles, common units of area, two-part rectangles and the distributive property, and shapes composed of rectangular areas.
Free Math Help
Free Math Help: Using Foil
Students investigate the FOIL method. Examples with detailed steps and a math message board are included.
AAA Math
Aaa Math: Multiplication Properties
Defines each of the four properties of multiplication: commutative, associative, multiplicative and distributive with a brief example for each. Scroll down to find some activities to practice that test your knowledge over the properties
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Properties of Real Numbers
Find definitions and examples of commutative property, associative property, distributive property, identity property, inverse property, and multiplicative inverse. This tutorial also offers practice exercises for you to complete after...
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Math.com
Math.com: The Basics of Algebra: Properties of Real Numbers
Students learn about the properties of real numbers through this algebra resource. A learning tutorial and practice problems to check for comprehension of the math concepts are included.
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.