Curated OER
Solving Complex Equations with the GERMDAS method
Students solve complex equations with the GERMDAS method. In this algebra lesson, students solve equations with more than one step using addition, subtraction, multiplication and division. They apply the order-of operation as they...
Curated OER
Modeling Equations with Bars
Young scholars model linear equations using bars. In this algebra lesson, students solve two steps linear equations through modeling of division, addition and multiplication. They use manipulative to solve equations.
EngageNY
A Surprising Boost from Geometry
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication.
Mathematics Vision Project
Module 10: Matrices Revisited
A matrix is just a fancy way of making a table. Young scholars explore operations with matrices with the first lessons in the final module of a 10-unit Algebra II series. After adding, subtracting, and multiplying matrices, pupils use...
EngageNY
Getting a Handle on New Transformations 1
In the first of a two-day lesson on transformations with matrix notation the class transforms the unit square using general transformations, then calculates the area of the transformed image. They discover it is the same as finding the...
EngageNY
The Structure of Rational Expressions
Find out when rational expressions are closed. Pupils review adding, subtracting, multiplying, and dividing with rational numbers to make the connections to operations with rational expressions. Using specific examples, learners notice...
Teach Engineering
Bone Density Math and Logarithm Introduction
What do logarithms have to do with bone density? Scholars learn that the equation for bone density includes logarithms. The majority of the third lesson of seven is devoted to logarithms and their properties.
Curated OER
Matrices: A Secret Weapon
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
West Contra Costa Unified School District
Writing Exponential Functions Based on Data
Give your class a concrete example of exponential growth and decay using this hands-on activity. These Algebra II lessons allow for the exploration of exponential growth and decay models, as well as the discovery of the patterns of each....
IMSA
Geometric Transformations with Matrices
In this math worksheet, learners find the values associated with the geometric transformations. They read the instruction sheet for completing matrices with translations, rotations, reflections, and scaling by adding and multiplying...
Curated OER
Quadratic Equations with Complex Coefficients
Students solve and graph quadratic equations. In this algebra activity, students perform basic operation using addition, subtraction, multiplication and division. They compute the quadratic formula.
Curated OER
Solutions to Equations with Variables on Both Sides
Young scholars solve equations with variables on both sides. For this algebra lesson, students solve equations using addition, subtraction, multiplication and division. They graph their solution on a coordinate plane.
Curated OER
Computation with Real and Complex Numbers
In this computation with real and complex numbers instructional activity, students use addition, subtraction, multiplication and division to solve 26 problems with complex numbers to win a bingo game.
EngageNY
Comparing Methods—Long Division, Again?
Remember long division from fifth grade? Use the same algorithm to divide polynomials. Learners develop a strategy for dividing polynomials using what they remember from dividing whole numbers.
EngageNY
Vectors in the Coordinate Plane
Examine the meaning and purpose of vectors. Use the instructional activity to teach your classes how find the magnitude of a vector and what it represents graphically. Your pupils will also combine vectors to find a resultant vector and...
EngageNY
Mid-Module Assessment Task: Pre-Calculus Module 2
Assess your classes' knowledge using questions that require high-level thinking and explanation. Learners use matrices to answer application questions. They also demonstrate their understanding of matrix operations.
Curated OER
Interpreting Algebraic Expressions
Interpreting algebraic expressions is a fundamental skill in beginning algebra. This activity approaches the task in numerous ways. First, learners assess their understanding with a short worksheet on converting between words and...
CCSS Math Activities
Smarter Balanced Sample Items: High School Math – Target F
All polymaths know about polynomials. Scholars look at six problems aligned to the SBAC Claim 1 Target F for high school. They must perform operations on polynomials, including problems where the coefficient is a letter. The presentation...
Curated OER
Keep Those Expressions in “Orderâ€
In this operations worksheet, students write a problem, fill in the PEMDAS table, and simplify any parenthesis first. Then they simplify any powers and perform multiplication, division, addition, and subtraction if necessary.
EngageNY
Distance and Complex Numbers 1
To work through the complexity of coordinate geometry pupils make the connection between the coordinate plane and the complex plane as they plot complex numbers in the 11th part of a series of 32. Making the connection between the two...
Inside Mathematics
Number Towers
Number towers use addition or multiplication to ensure each level is equal. While this is common in factoring, it is often not used with algebraic equations. Solving these six questions relies on problem solving skills and being able to...
Curated OER
Linear Systems
In this multiplication of vectors worksheet, students prove that the dot product operation is commutative. They normalize a vector so it has the same direction with a magnitude of one. Students use the angle formula to confirm...
Curated OER
Linear Systems: Graphical Interpretation of Vectors and Linear Systems
In this interpretation of vectors and linear systems worksheet, students describe the geometric appearance of two vectors. They add the two vectors and sketch the sum as well as the vectors to determine the commutativity of vector...
Curated OER
Graphing Linear Equations and Inequalities
Learners discuss methods to solve equations and inequalities with one variable. As a review, they write Addition and Subtraction properties of equality and Multiplication and Division properties of equality. Students graph points, write...