Lesson Plan
Pennsylvania Department of Education

Associative Properties

For Teachers Pre-K - 3rd
Students investigate the associative property of addition. In this associative property of addition lesson, students work in pairs and build addition problems with six blocks. They sit on either side of a desk so that they can "read" the...
Worksheet
Curated OER

Number Theory and Fractions Vocabulary

For Students 4th - 6th
For this fractions vocabulary worksheet, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
Lesson Plan
Curated OER

Expressing Percent as Fraction or Decimal

For Teachers 6th
In this expressing percent as fraction or decimal worksheet, 6th graders use the computer program Understanding Percent for instruction, then practice simplifying fractions and converting percents to fractions and decimals.
Worksheet
Curated OER

Division word problems

For Students 5th - 8th
In this division worksheet, students complete division word problems. Students complete 10 multiplication problems that pertain to the concept of division.
Worksheet
Curated OER

Matching Fractions Vocabulary

For Students 6th
In this matching fractions vocabulary worksheet, 6th graders match eighteen words about fractions in one column with definitions in the other column.
Worksheet
Curated OER

Computations with Fractions Vocabulary Crossword

For Students 5th - 10th
In this fractions crossword, students fill in the blanks to the crossword with vocabulary words representing the computations of fractions. Students complete 17 spaces in the crossword.
Worksheet
Curated OER

Number theory and fractions word search

For Students 4th - 6th
In this number theory and fractions worksheet, students search for words representing number theory and fractions in a word search. Students search for 15 words.
Lesson Plan
Curated OER

Fickled Fractions

For Teachers 6th - 8th
Young scholars explore which fractions are made real in our world. They also show the relationship of cross multiplication and equivalent fractions To reinforce fraction skills.
Worksheet
Curated OER

Fractions Basics

For Students 4th - 5th
For this fractions worksheet, students fill in blanks in sentences with the correct terms that relate to fractions. A reference web site is given.
Worksheet
Curated OER

Theorems About Roots and Polynomial Equations

For Students 8th - 11th
In this algebra worksheet, students solve polynomial equations using factoring. They identify the roots of the equations. There are 3 questions with an answer key.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 11th
Students solve problems using the Pythagorean Theorem. In this geometry activity, students identify the sides and angles of a right triangle. They find the different trigonometric ratios and solve using sine, cosine and tangent.
Lesson Plan
Curated OER

SHHH It's a Secret

For Teachers 8th - 10th
Students rewrite word problems using expressions and equations. In this algebra lesson, students use the correct variable to solve and write equations. They use the TI to graph their solution.
Lesson Plan
Curated OER

Team Puzzles

For Teachers 4th
Fourth graders work in co-operative teams of four to complete a puzzle. Each student initially works independently, and then the team jointly puts together the four shapes they have individually made, to complete the puzzle.
Activity
Other

Help With Fractions: The Greatest Common Factor

For Students 3rd - 8th Standards
Two different methods of finding the greatest common factor are explained at this one page website. It is very easy to follow the step by step directions.
Lesson Plan
George Mason University

Margo Mankus: Investigating Lcm and Gcf Using Rods

For Teachers 9th - 10th Standards
This lesson plan is for an activity using rods (Cuisenaire Bars) to help students understand the concept of factors, in particular the LCM and GCF of two numbers.
Unknown Type
Soft Schools

Soft Schools: Greatest Common Factor Worksheet

For Students 9th - 10th Standards
Find the greatest common factor between two numbers. You may set the total number of problems per page, the minimum and maximum numbers, and an answer key is optional.
Activity
Discovery Education

Discovery Education: Web Math: Greatest Common Factor

For Students 9th - 10th
This WebMath site contains a tool for locating the greatest common factor. Simply plug in the numbers and you are on your way! Use it to check your answers.
Activity
Discovery Education

Discovery Education: Web Math: Factoring Polynomials by Finding the Gcf

For Students 9th - 10th
This WebMath online tool is useful for factoring polynomials by finding the greatest common factor. Simply plug the numbers in and you are on your way!
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Common Factors

For Students 3rd - 4th
[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...
Unit Plan
OnlineMathLearning.com

Online Math Learning: Factor Polynomials With Complex Roots

For Students 9th - 10th Standards
A collection of video lessons with example problems and solutions to help students learn how to extend polynomial identities to the complex numbers. Includes interactive widget for working on the modeled problems or trying your own.
Unit Plan
PBS

Pbs: Greatest Common Factor

For Students 6th - 8th Standards
In this video, learn how to find the greatest common factor of two numbers. Then, see how this can be used to solve problems with large numbers. In the accompanying classroom activity, students learn to find prime factors using factor...
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.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Greatest Common Factor

For Students 3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to identify the greatest common factor of two whole numbers that are one or two digits. Includes video demonstrating a...
Lesson Plan
Better Lesson

Better Lesson: Greatest Common Factor

For Teachers 6th Standards
Sixth graders will learn how to find the Greatest Common Factor of two or more numbers by using math manipulatives.