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Khan Academy

Khan Academy: Subtracting Decimals: Thousandths

For Students 6th - 8th Standards
In this exercise, students practice subtracting decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Khan Academy

Khan Academy: Multi Digit Multiplication

For Students 3rd - 5th Standards
In this exercise, students practice multi-digit multiplication. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Khan Academy

Khan Academy: Multiplying Decimals 1

For Students 3rd - 5th Standards
In this exercise, students practice multiplying decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Divide by Taking Out Factors of 10

For Students 4th - 6th Standards
Divide numbers like 2400 / 30. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Basic Multi Digit Division

For Students 4th - 6th Standards
Divide numbers like 155/31 or 225/25. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
eBook
Mathigon

Mathigon: Graphs and Networks: Graphs in Everyday Life

For Students 9th - 10th
This lesson focuses on graphs in everyday life including virtual graphs such as the Internet or physical computer networks of computers. It puts graph theory into practice and provides examples and learning exercises.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Multiply 2 Digits by 2 or More Digits: Long Multiplication

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This learning module features a video and a practice quiz students put digits into a column to multiply each digit of the multiplier by the multiplicand.
Interactive
Other

Greatest Common Factor Calculator

For Students 9th - 10th Standards
Free online calculator provides help with finding the greatest common factor.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 3.oa Finding the Unknown in a Division Equation

For Teachers 2nd - 4th Standards
This task shows an equation that elicits key misconceptions around equations and division. Aligns with 3.OA.A.4 and CCSS.Math.Content.3.OA.A.4 Determine the unknown whole number in a multiplication or division
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Multiplication, Division and Place Value, Part 1

For Teachers 6th Standards
Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Movie Tickets

For Teachers 6th Standards
In this task, 6th graders are asked to compare the buying power of $20 in 1987 and 2012 with respect to the cost of movie tickets. Aligns with 6.NS.B.3.
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Khan Academy

Khan Academy: Multi Digit Division

For Students 6th - 8th Standards
In this exercise, students practice multi-digit division. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Interactive
Calculator Soup

Calculator Soup: Greatest Common Factor Gcf Calculator

For Students 6th - 8th Standards
Calculate GCF, GCD, and HCF of a set of two or more numbers and see the work using factorization. An interactive calculator, explanations, and examples are included.
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Khan Academy

Khan Academy: Multiply by Taking Out Factors of 10

For Students 4th - 6th Standards
Multiply numbers like 900 x 1000 Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Evaluate Sequences in Recursive Form

For Students 9th - 10th Standards
Find the first few terms of sequences that are defined recursively. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Divide Multi Digit Numbers by 2, 3, 4, and 5 (Remainders)

For Students 4th Standards
Practice dividing multi-digit numbers by one digit numbers with remainders.
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Common Core Sheets

Common Core Sheets: Number and Operations in Base Ten 5.nbt.5 Worksheets

For Teachers 5th Standards
Print or create worksheets or flashcards to assess students understanding of operations with multi-digit whole numbers.
Lesson Plan
Alabama Learning Exchange

Alex: What's Your Question? Multiplication Word Problems

For Teachers 3rd - 5th Standards
Students will explore multiplication and word problems. They will work cooperatively to examine a story scenario, list possible questions to develop a completed word problem and solve it using a variety of strategies. The students will...
Interactive
Khan Academy

Khan Academy: Constructing Curves Using Repeated Linear Interpolation

For Students 9th - 10th
Using the interactive tool, construct curves using repeated linear interpolation.
Handout
Other

Math Works: Directed and Undirected Graphs

For Students 10th - 12th
A graph is a collection of nodes and edges that represents relationships. You can use graphs to model a wide variety of systems. View examples of directed and undirected graphs and how they are constructed in this resource.
Article
Other

American Mathematical Society: Bin Packing

For Students 10th - 12th
Bin packing is a very appealing mathematical model. This article discusses several bin packing problems and the various methods for solving them.
Article
Other

Free Codecamp: How to Think in Graphs

For Students 10th - 12th
In this article, we're going to demonstrate various applications of graph theory. These applications will contain detailed illustrations. As the author states, if you've been looking for a "graph theory and everything about it tutorial...
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Khan Academy

Khan Academy: Categorizing Run Time Efficiency

For Students 9th - 10th
Check your understanding of run time efficiencies and categorize which ones are reasonable in these practice questions designed for AP Computer Science Principles students.
Article
Khan Academy

Khan Academy: Ap Csp Exam Pseudocode Reference

For Students 9th - 10th
Since AP CS Principles is taught with a variety of programming languages, the AP CSP exam questions use a pseudocode that represents fundamental programming concepts. This overview will help with the basic understanding.

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