Interactive
CK-12 Foundation

Properties of Equality and Congruence: Justifying Algebraic Steps

For Students 8th - 10th
No need to justify using this resource. Learners drag justifications for each step of solving an equation in an interactive. To see if they are correct, all they need to do is use a slider and the correct answers appear.
Interactive
CK-12 Foundation

Integer Division: Dropping Anchor

For Students 3rd - 5th Standards
An interactive made up of five questions challenges mathematicians to divide integers and reflect on division properties. A moveable anchor aids in problem-solving. Question types include multiple-choice, true or false, and...
Interactive
Shodor Education Foundation

Equation Solver

For Students 6th - 10th Standards
Solve your equation and prove it, too. Young mathematicians solve linear equations using an interactive. They must input a property to justify each step of their solutions.
Interactive
CK-12 Foundation

Multi-Step Equations

For Students 8th - 10th Standards
It's important to know why each step in solving an equation works. Scholars order the steps and reasons when solving a multi-step equation. Solutions require using the distributive property, combining like terms, and using properties of...
Interactive
Curated OER

Identity and Equality Properties

For Students 9th
In this Algebra I activity, 9th graders identify the property illustrated in the given statement.  The one page interactive activity contains a combination of ten multiple choice and free response questions and is self checking.
Interactive
Curated OER

Quadrilateral Properties

For Students 9th - 12th
In this online math worksheet, students answer "true" or "false" to a variety of statements regarding the properties of quadrilaterals. This excellent resource allows the students to check their answers, and to get "hints" should they...
Interactive
Curated OER

Using Properties Multiple Choice

For Students 9th - 10th
In this geometry worksheet, 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.
Interactive
Curated OER

Grade 3 Basic Math 1

For Students 3rd
For this grade 3 math worksheet, 3rd graders answer a set of 20 multiple choice questions covering a variety of grade 3 concepts. Answers may be submitted online.
Interactive
Curated OER

Euler Fortune Problem

For Students 10th - 12th
In this problem solving worksheet, students solve for the amount of the fortune a father starts with before he divides it among his children, given a set of clues.  Students must also solve for how many children the money is divided...