Curated OER
Roots and Radical Expressions
In this Algebra II worksheet, 11th graders simplify radical expressions. The two page worksheet contains explanation, worked example, and three practice problems. Answers are not included.
Curated OER
Prime and Composite Numbers
Fifth graders investigate the concepts of composite and prime numbers. They factor different numbers and determine the number of factors for each. Based upon this information the number is declared prime or composite.
Helping with Math
Worksheet: Dividing by 3
Multiplying each number by three serves as a warm-up on this division task. The remainder of the worksheet provides 28 division problems, each with a divisor of three. Ideal for an assessment, especially because the answer key is readily...
Helping with Math
Worksheet: Dividing by 4
First notice that an answer key is available by the click of a box at the top of the page. Then you will see that learners practice the four times table before delving into division. Twenty-eight quotient-finding problems follow. A...
Curated OER
Inches, Feet, Yards, and Miles
In this distance measurement worksheet, students complete several word problems that help them measure using inches, feet, yards, and miles. Students also convert measurements.
Curated OER
Writing a Number Sentence
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
Curated OER
Clock Arithmetic and Cryptography
High schoolers investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Toy Theater
Toy Theater: Multiplication Chart 1 to 12
Learn multiplication by using this versatile interactive times table grid. Users can find the product of two numbers from 1 through 12, color in rows and columns, and look for patterns throughout the chart.
Math Playground
Math Playground: Multiplication Chart
This is an interactive multiplication chart for 0 to 9, 1 to 10, or 1 to 12. Students can use different colors to highlight within the chart for pattern recognition.
Primary Resources
Primary Resources: Multiplication Facts
An extensive collection of teacher resources on the multiplication facts. There are many kinds of worksheets, paper and pencil games, games, and PowerPoint presentations to aide in the teaching of multiplication facts.
History is Fun
Jan Brett: Multiplication Facts Flashcards for 12 Pdf [Pdf]
Print out these colorfully illustrated PDF file pages to practice your multiplication facts when multiplying by twelve. Fold them in half and one side shows the problem while the other side shows the problem with the correct answer. Put...
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.
CK-12 Foundation
Ck 12: Elem Math: Finding the Incorrect Equations
[Free Registration/Login may be required to access all resource tools.] In the video there is a list of equations where multiplication facts are set equal to each other. Students then are walked through solving each side of the equations...
CK-12 Foundation
Ck 12: Elem Math: Factors Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve simple word problems involving basic multiplication facts. Includes video demonstrating a sample problem [1:15] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Finding the Number From 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 recall their multiplication facts to fill in missing numbers. Includes video...
CK-12 Foundation
Ck 12: Elem Math: Identifying Common Factors
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to identify the common factors of two whole numbers from the basic multiplication facts. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Division Patterns Within the Multiplication Table
[Free Registration/Login may be required to access all resource tools.] In this learning module, students relate division patterns to the patterns in a multiplication table. Includes video demonstrating a sample problem [1:21] and a set...
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...
Calculator Soup
Calculator Soup: Multiplication Practice Times Tables Practice
Practice multiplication facts for multiples from 1 through 12. Use this calculator to quiz yourself on times tables problems. Fill in the blank with the missing product or the missing multiple.
CK-12 Foundation
Ck 12: Elem Math: Dividing by 8
[Free Registration/Login may be required to access all resource tools.] For this learning module, students find the answers to problems where they must divide by 8 by using repeated addition and by checking the answer with...