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Worksheet
Curated OER

Radical Addition and Subtraction

For Students 9th - 12th
In this algebra worksheet, students simplify radicals by reducing them to simplest forms then performing addition or subtraction if possible. There are 6 questions.
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App
Oddrobo Software

King of Math Junior

For Students K - 6th Standards
Do your students have what it takes to be the king of math? Find out with this fun skills practice game that covers a wide range of topics from counting and basic operations to measurement and fractions.
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Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 1

For Students 1st Standards
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
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Lesson Plan
West Contra Costa Unified School District

Lowest Common Multiple through the Grades

For Teachers 8th - 10th Standards
The LCM will be your new BFF. Learners review least common multiple and least common denominator applications, mostly on fractions, from middle school. Scholars then see how the LCM can be applied to various types of problems from...
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Worksheet
Curated OER

Difference of Equations

For Students 11th - 12th
In this difference of equations worksheet, students solve and complete 49 various types of problems. First, they obtain the solution of any linear homogeneous second order difference equation. Then, students apply the method of solution...
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Study Guide
Curated OER

Adding Integers with Two Colour Counters

For Teachers 9th - 10th
Students use the zero principle to add integers. In this algebra lesson, students add positive and negative integers verifying the zero principle. They use manipulatives to help them see how opposites can cancel each other out.
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Lesson Plan
EngageNY

Trigonometric Identity Proofs

For Teachers 10th - 12th Standards
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
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Lesson Plan
Curated OER

The Complex Numbers

For Teachers 9th - 10th
In this algebra worksheet, students solve 16 problems involving imaginary numbers. In the first three, students find the square root of 3 negative numbers in terms of i. Nine problems involve addition, subtraction, multiplication and...
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Worksheet
Curated OER

The Irrational Numbers

For Students 9th - 11th
In this algebra learning exercise, students solve rational numbers using addition, subtraction and multiplication. They identify the rules of solving rational and irrational numbers. There are 50 questions on 6 pages.
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Lesson Plan
Curated OER

Understanding Inequality Operation Rules

For Teachers 9th - 10th
Learners solve problems within-inequalities. In this algebra lesson, students apply concepts of addition, subtraction, multiplication and division to solve inequalities.
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Worksheet
Curated OER

Topic 9.4 - Adding and Subtracting Rational Expressions

For Students 8th - 10th
This worksheet contains a good selection of problems of adding and subtracting rational expressions. There are eight problems. None of the problems have common denominators.  A few are mixed expressions and some require factoring....
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Assessment
1
1
Balanced Assessment

Melons and Melon Juice

For Students 9th - 12th Standards
Model the difference between the graphs of discrete and continuous functions. Scholars examine two scenarios and construct graphs to model the situation. They then compare their graphs that illustrate the subtle difference between these...
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Lesson Plan
Center for Innovation in Mathematics Teaching

Vectors

For Teachers 9th - 12th Standards
Investigate vectors and learn how to use them. Explore why size and direction, as well as knowing speed and distance, are important components of the vector problems you are trying to solve. This is an extensive lesson which includes six...
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Worksheet
Curated OER

Twenty-Eight Addition and Subtraction of Radicals

For Students 10th - Higher Ed
In this radicals instructional activity, students add or subtract radicals in twenty-eight problems.  In most problems, students need to simplify radicals first, in-order to perform the indicated operation.
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Worksheet
Curated OER

Matrices and Transformations

For Students 10th - 12th Standards
In this matrix worksheet, learners explore and solve problems with matrices by addition, subtraction, multiplication and using linear equations. There are 28 problems with some answers.
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Lesson Plan
Curated OER

Addition & Multiplication of Matrices

For Teachers 9th - 12th
High schoolers add and multiply matrices. They explore the dimensions of products of a matrix. After observing problems on the overhead, students solve their own matrix problems. They list and define the properties of matrix multiplication.
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Interactive
Curated OER

Solving System of Equations by Addition or Subtraction

For Students 9th - 12th
In this online math instructional activity, high schoolers solve systems of equations by using addition and subtraction . This excellent resource allows the students to check their answers, and to get "hints" should they run into...
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Lesson Plan
Curated OER

Radicals: Addition & Subtraction of Complex Numbers

For Teachers 10th - 12th Standards
In this radical worksheet, students simplify complex numbers.  They find the sum and difference of complex numbers.  This two-page worksheet contains 11 multiple-choice problems.  Answers are given on the last page.
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Worksheet
Curated OER

Adding, Subtracting, Multiplying Radicals

For Students 11th
In this Algebra II worksheet, 11th graders simplify radical expression involving addition, subtraction, and multiplication.  The two page worksheet contains twenty-six problems.  Answer key is provided.
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Worksheet
Curated OER

Absolute Value Equations

For Students 9th - 11th
In this algebra worksheet, students solve absolute value equations using addition, subtraction, multiplication and division. There are 18 questions with an answer key.
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Worksheet
Curated OER

Matrix Equations Not Requiring Inverses

For Students 9th - 11th
In this matrix equations instructional activity, students solve matrix equations involving addition, subtraction, and multiplication.  This four-page instructional activity contains 20 problems.  Answers are provided on the last two pages.
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Worksheet
Curated OER

Natural Logarithm Rules

For Students 9th - 11th
In this algebra worksheet, learners solve problems of logarithm using addition, subtraction, multiplication and division. There are 8 questions with an answer key.
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Worksheet
Curated OER

Properties of Numbers

For Students 9th - 11th
For this algebra worksheet, students use arithmetic properties to solve problems dealing with multiplication, addition, subtraction and division. There are 10 questions with an answer key.
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Worksheet
Curated OER

Properties of Numbers

For Students 9th - 11th
In this algebra learning exercise, students use arithmetic properties to solve problems dealing with multiplication, addition, subtraction and division. There are 10 questions with an answer key.

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