+
Lesson Plan
1
1
Alabama Learning Exchange

Imaginary Numbers? What Do You Mean Imaginary?

For Teachers 9th - 12th Standards
Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.
+
Lesson Plan
Curated OER

Positive and Negative Numbers

For Teachers 6th - 9th
Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.
+
Worksheet
Curated OER

Adding Negative Numbers

For Students 7th - 9th
In this algebra worksheet, students add and subtract negative numbers using their negative signs correctly. There are 27 problems dealing with adding negative numbers.
+
Worksheet
Curated OER

Calculations with Negative Numbers

For Students 10th - 11th
In this algebra worksheet, students solve algebraic equations by addition with negative numbers. There are 3 questions with an answer key.
+
Worksheet
Curated OER

Formulae

For Students 6th - 9th
Learners complete a 24 page unit. They solve expressions by plugging in values, and translate words into algebraic equations. Included are: mixed operations, square roots, exponents and negative numbers. This resource provides a good...
+
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...
+
Lesson Plan
Alabama Learning Exchange

As If Numbers Weren't Complex Enough Already!

For Teachers 9th - 12th Standards
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
+
Worksheet
Curated OER

Practice Problems

For Students 5th - 10th
Students will find the reciprocal of a given number. Students will explain how to get the reciprocal of positive and negative numbers.
+
Worksheet
Curated OER

Rules for Multiplying Positive and Negative Numbers

For Students 9th - 11th
In this algebra activity, students review the rules for multiplying positive and negative numbers using real life examples. There are no problems to solve however, this would be a great handout for students to keep in their note book.
+
Worksheet
Curated OER

Square Roots

For Students 9th
In this square roots worksheet, 9th graders solve 10 different problems that include simplifying with negative numbers. First, they identify the negative number in each equation and pull out from under the radical sign as i. Then,...
+
Lesson Plan
Curated OER

Rational Numbers as Exponents

For Teachers 9th - 10th
In this algebra worksheet, students rewrite 3 radical expressions as exponential notation. They change 6 quantities with fraction exponents into equivalent radical expressions. Students write three exponential expressions, eliminating...
+
Worksheet
Kuta Software

Using the Distributive Property

For Students 6th - 9th Standards
Get your learners ready for distributing with this two-page worksheet full of problems to simplify. The problems include positive and negative numbers that test integer skills, as well as the ability to simplify expressions. Answer key...
+
Unit Plan
Benjamin Franklin High School

Saxon Math: Algebra 2 (Section 1)

For Teachers 9th - 12th Standards
This first of twelve algebra 2 resources provides a broad review of many algebra 1 concepts through a number of separable lessons and labs. Starting with the real number system and its subsystems, the sections quickly but thoroughly move...
+
Worksheet
Curated OER

Rational and Irrational Numbers

For Students 8th - 9th
Here is a rational and irrational numbers learning exercise in which learners identify 10 different expressions related to various types of numbers. They determine whether each expression given is a rational or irrational number.
+
Worksheet
Curated OER

Solving Linear Equations

For Students 8th - 12th
For this linear equations worksheet, students solve linear equations for the variables with negatives and fractions. Students complete 28 problems.
+
Worksheet
Curated OER

Addition Trick with Negative Numbers

For Students 9th - 10th
For this algebra worksheet, students solve word problems that combine rules about adding a negative number. There are 16 questions with an answer key.
+
Worksheet
Curated OER

Algebra Brackets

For Students 9th - 10th
In this algebra brackets worksheet, students factor given equations.  They multiply, divide, add, and subtract positive and negative numbers.  This two-page worksheet contains 13 problems.  Answers are provided.
+
Lesson Plan
EngageNY

Extending the Domain of Sine and Cosine to All Real Numbers

For Students 10th - 12th Standards
Round and round we go! Pupils use reference angles to evaluate common sine and cosine values of angles greater than 360 degrees. Once they have mastered the reference angle, learners repeat the process with negative angles.
+
Lesson Plan
Curated OER

Worksheet Chapter 1, 1.2-1.8 College Prep Algebra

For Teachers 8th - 12th
In this algebra worksheet, students complete a variety of basic algebra problems. They compare integers, identify sets of numbers, simplify equations, translate words into numerical expressions, and identify properties. This worksheet...
+
Worksheet
Curated OER

Adding and Subtracting Positive and Negative Numbers

For Students 8th - 9th
In this math worksheet, students complete 32 addition and subtraction problems. The first 22 involve integers. There are 6 problems with positive and negative decimals. The last 4 problems are fractions.
+
Worksheet
Curated OER

Properties of Real Numbers

For Students 8th - 10th
In this Algebra II learning exercise, students classify numbers by naming the subset or subsets of the real numbers to which it belongs. The two page learning exercise provides explanation and examples in addition to ten practice...
+
Lesson Plan
Curated OER

Bean Toss

For Teachers 9th - 12th
High schoolers investigate positive and negative numbers using lima beans as a concrete model.
+
Lesson Plan
Curated OER

Worksheet Chapter 1 College Prep Algebra

For Teachers 9th - 12th
In this algebra worksheet, students compare integers, translate words to a numerical expression, identify sets of numbers, identify properties, use order of operations, multiply fractions, and solve simple word problems. This 13 page...
+
Activity
Ms. Amber Nakamura's Mathematics Website

Algebra Project

For Teachers 9th - 12th Standards
What would your dream house look like? A cottage? A medieval castle? High schoolers enrolled in Algebra design the perfect house while using slopes to write equations for various aspects of the project.