Interactive
CK-12 Foundation

Ck 12: Math Grade 4

For Students 4th
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Interactive
CK-12 Foundation

Ck 12: Math Grade 5

For Students 5th
Browse resources related to fifth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Finding the Expression Not Equal to a Given Solution

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are given a number and must choose an equation that does not have that as an answer. Most equations use division as one of the...
Handout
Quia

Ixl Learning: Order of Operations

For Students 3rd - 5th Standards
Brush up on your math skills relating to the order of operations then try some practice problems to test your understanding.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Activity
CK-12 Foundation

Ck 12: Mixed Operations: Addition and Subtraction Ii Word Problems

For Students 1st - 8th
[Free Registration/Login may be required to access all resource tools.] Students are given word problems with various operations used to solve. Watch a video for additional help and answer a practice problem. [1:32]
Unit Plan
Scholastic

Scholastic: Study Jams! Math: Multiplication & Division: Multiply & Divide

For Students 2nd - 6th Standards
This site provides great practice on the concepts of multiplication and division and how those two topics relate. Students can first learn about the topic by watching a step by step instruction video that also points out areas of...
Handout
Math Is Fun

Math Is Fun: Fractions in Algebra

For Students 9th - 10th
Students learn about fractions in algebra. Topics include adding, subtracting, multiplying, and dividing fractions. The resource consists of rules and examples related to operations with fractions.
Handout
Wolfram Research

Wolfram Math World: Vector Multiplication

For Students 9th - 10th Standards
Provides tables for all the types of vector multiplication and the notation associated with them. The result is also given in the table (ie. scalar or vector) this site contains many related links.
Handout
Wolfram Research

Wolfram Math World: Geometric Sequence

For Students 9th - 10th Standards
This MathWorld site, an online training tool, provides a definition and an example of a geometric sequence and how it operates. Other math-related topics available.
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Algebraic Expressions

For Students 7th - 9th Standards
Here is a site that clearly and thoroughly explains many topics related to algebraic expressions. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...
Website
Other

Math, Physics and Engineering Applets

For Students 9th - 10th
Written by Paul Falstad, these educational Java applets address myriad concepts related to electrostatics, magnetostatics and electrodynamics. You'll find instructions on how to operate each applet, but little explanatory material.
Lesson Plan
Other

Nearpod: Inverse Functions

For Teachers 9th - 10th
In this lesson, young scholars will graph inverse relations and write equations of inverse functions.
Activity
Other

Traduciendo Expresiones Algebraicas

For Students 9th - 10th Standards
In Spanish. An overview of translating sentences into algebraic expressions. Begins with the basics of words relating to operations, and expressions with one variable. Many example problems available for students.
Handout
Wolfram Research

Wolfram Math World: Scalar Multiplication

For Students 9th - 10th Standards
Describes how a scalar can be multiplied to a vector and shows this using diagrams. Site also contains related links, graphs, and pictures.
Unit Plan
Scholastic

Scholastic: Study Jams! Math: Relate Adding, Subtracting

For Students 1st - 4th Standards
Watch a short video on the relationship between addition and subtraction then assess your knowledge with practice questions.
Lesson Plan
Microsoft

Microsoft Education Lesson Plan: Making Money From Lemons

For Teachers 3rd - 8th
Simulation where learners apply mathematics and economics concepts in the lemonade business. Learners set up a virtual lemonade stand and must determine production costs, product variables, and profits. Students record data collected on...
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abcteach

Abcteach: Division

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] "Practice makes perfect!" Students improve their division skills by reviewing facts from one to twelve. Printable worksheets and links to related sites also available.
Handout
Quia

Ixl Learning: The Distributive Property

For Students 3rd - 5th Standards
Brush up on your math skills relating to the distributive property then try some practice problems to test your understanding.
Handout
Quia

Ixl Learning: Writing Algebraic Expressions

For Students 6th - 7th Standards
Brush up on your math skills relating to writing algebraic expressions then try some practice problems to test your understanding.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Words to Expressions 1

For Students 4th - 8th Standards
This problem allows students to see words that can describe the expression from part (c) of "5.OA Watch out for Parentheses." Additionally, the words (add, sum) and (product, multiply) are all strategically used so that the student can...
Unit Plan
AAA Math

Aaa Math: Multiplying Fractions by Whole Numbers

For Students 9th - 10th Standards
Equating an integer with a whole number for these purposes, this lesson explains how to multiply fractions by an integer. Provides problems and games to work on this skill.
Handout
Wikimedia

Wikipedia: Additive Inverse

For Students 9th - 10th Standards
What is additive inverse? It means "opposite." Find out more about this concept in this detailed definition with examples and links to related terms.
Lesson Plan
Alabama Learning Exchange

Alex: Mix It Up!

For Teachers Pre-K - 1st
By now, learners have learned that fact families include both addition and subtraction facts. They have also learned that by reversing the order of the addends, they can form related addition facts with the same sum. The students will...