Curated OER
Properties of Equality
What assumptions are made in order to solve equations? An instructional slideshow provides an overview and guided examples of how properties of equality can be used to justify each step in solving equations.
Curated OER
Properties of Real Numbers
In this properties of real numbers worksheet, 9th graders solve and complete 30 different problems that include identifying and using various types of properties. First, they define each property by stating an example for each one...
Curated OER
Identity, Inverse, and Equality Properties
In this properties worksheet, 9th graders solve and complete 29 various types of problems that include identifying various types of properties. First, they give an example of each property named. Then, students name the property...
Curated OER
Identity and Equality Properties
In this identify and equality properties worksheet, 9th graders solve and complete 14 different problems. First, they solve each equation for the given variable. Then, students name the property or properties illustrated by each...
Curated OER
Using Proof in Algebra
In this using proofs in algebra activity, 10th graders solve 2 proofs by applying the many rules from algebra for the Properties of Equality for real numbers. They name the property that justifies each statement as seen in the...
EngageNY
Unknown Angle Proofs—Writing Proofs
What do Sherlock Holmes and geometry have in common? Why, it is a matter of deductive reasoning as the class learns how to justify each step of a problem. Pupils then present a known fact to ensure that their decision is correct.
Curated OER
Easy Worksheet: Congruent Segments
For this congruent segments worksheet, high schoolers solve 6 short answer problems. Students justify steps in a proof by identifying the reason for various steps. High schoolers justify steps of proofs using the transitive property,...
Virginia Department of Education
A Mystery to Solve
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.
Curated OER
Identity and Equality Properties: Pages 37-43
In this math worksheet, students use a list of mathematical properties in order to justify their evaluations. Students name multiplicative inverses and properties illustrated in 13 numbers and statements.
Curated OER
Identity and Equality Properties
In this Algebra I worksheet, 9th graders identify the property illustrated in the given statement. The one page interactive worksheet contains a combination of ten multiple choice and free response questions and is self checking.
Curated OER
Algebra 1 Properties
In this Algebra 1 properties worksheet, students match the name of the property with the expression for 14 properties used to evaluate and simplify algebraic expression.
Curated OER
Identity and Equality Properties
In this math worksheet, students solve five problems, identifying each property as it is used. They identify the used property in 9 problems.
Curated OER
Using Properties Multiple Choice
In this geometry activity, students identify the different properties to represent a given statement. They use proof to show how they arrived at their answer. There are 5 questions with an answer key.
EngageNY
Triangle Congruency Proofs (part 1)
Can they put it all together? Ninth graders apply what they know about proofs and triangle congruence to complete these proofs. These proofs go beyond the basic triangle congruence proofs and use various properties, theorems, and...
Curated OER
Solving Equations
In this Algebra II activity, 11th graders use the properties of equality to solve multi-step equations in one variable. The tow page activity contains explanation, guided examples, and fifteen practice problems. Answers are not included.
Curated OER
The Building Blocks
This PowerPoint is a comprehensive review of all the facts related to an atom's basic structure and function. What makes this unique is that it is geared toward an audience of junior geologists. After introducing the periodic table of...
Curated OER
Math: Matching Rods and Religion
Math and religious studies are integrated together using using cuisenaire rods and Kid Pix for this problem-solving exercise. In pairs, they match different colored rods to represent various groups of people. Meanwhile, students at...
Curated OER
Expressions
For this expressions worksheet, students solve and complete 16 different problems related to various expressions. First, they define each of the listed terms and know each given property. Then, students state the order of operations and...
Curated OER
Pythagorean Triple
Students investigate the properties of the Pythagorean Theorem. In this geometry lesson, students identify the missing angles and sides of a right triangle. They label the hypotenuse and legs of a right triangle correctly.
EngageNY
Unknown Angle Proofs—Proofs with Constructions
Provide your emerging mathematicians with the tools to learn as they incorporate auxiliary lines to solve unknown angle proofs in this continuing segment. They decipher information from a diagram to uncover the missing pieces and...
Curated OER
The Structure of the Periodic Table
In this chemistry worksheet, students select the best answer for 26 multiple choice questions from the drop down box. They describe how elements are arranged in the periodic table.
Curated OER
Geometry Standardized Test Practice
In this angles and figures review worksheet, 10th graders solve and complete 39 different multiple choice problems. First, they find the length of a line between two given points. Then, students name the type of transformation and the...
Lockport City School District
Reasons for Geometric Statement/Reason Proofs
Stuck trying to remember the formal language of a geometric proof? Never fear, this handout has them all ready to go. The reasons are sectioned by topic so this handy guide is ready when you are to tackle those two column proofs.
Education Development Center
Language of Algebra
Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...