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Instructional Video5:41
Corbett Maths

Simplifying Algebraic Fractions

For Students 8th - 12th Standards
Simplification is about factoring. While working with rational expressions, pupils must know how to factor. The video shows how the process of finding common factors in algebraic fractions is similar to finding common factors in...
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Instructional Video7:00
Corbett Maths

Adding Algebraic Fractions

For Students 8th - 12th Standards
The process requires the combination of several concepts. A video shows how individuals need several concepts to add rational expressions. Pupils must remember they need to find common denominators, combine like terms, and use the...
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Instructional Video5:12
Corbett Maths

Dividing Algebraic Expressions

For Students 8th - 12th Standards
Get back to the basics to become an expert. The short video shows the basics of dividing algebraic expressions. Using several examples, the presenter reminds viewers of the rules of exponents when dividing. Pupils practice dividing...
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Assessment
1
1
CCSS Math Activities

Smarter Balanced Sample Items: 7th Grade Math – Target C

For Teachers 7th Standards
Pupils may be able to simplify expressions, but do they understand how to simplify an expression? A PowerPoint presentation gives several examples of Smarter Balanced Assessment items that test learners' understanding of the concept....
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Instructional Video9:11
Corbett Maths

Algebraic Proof

For Students 8th - 12th Standards
Proofs do not exist only in geometry. The video shows the class different ways that proofs appear in algebra. Pupils work through a variety of algebraic proofs involving the divisibility of an algebraic expression or whether it is even...
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Assessment
Mathed Up!

Collecting Like Terms

For Students 5th - 7th Standards
Gather all similar terms together. Initially created to aid in the review of the General Certificate of Secondary Education, the resource provides opportunities to practice collecting like terms in algebraic expressions and multiplying...
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Assessment
1
1
CCSS Math Activities

Smarter Balanced Sample Items: 7th Grade Math – Target D

For Teachers 7th Standards
Put expressions, equations, and inequalities to work! Young scholars solve problems using various strategies. Meant as a snapshot of the Smarter Balanced Assessment, a set of seven questions includes topics from writing expressions to...
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Assessment
1
1
CCSS Math Activities

Smarter Balanced Sample Items: High School Math – Claim 3

For Teachers 9th - 12th Standards
Communication is the key. A presentation provides 25 sample items for Claim 3, Communicating Reasoning, for the Smarter Balanced High School Math assessment. Items require pupils to answer the question and provide logical reasoning to...
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Unit Plan
Mathematics Vision Project

Module 7: Structure of Expressions

For Teachers 8th - 10th Standards
The structure of an expression is a descriptive feature. Learners build a solid understanding of quadratic functions using an analysis of expressions in different forms. The seventh module in a series of nine includes 12 lessons...
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Activity
5280 Math

Stories That Formulas Tell

For Teachers 8th - 10th Standards
Learn the stories a formula holds. An interesting lesson takes a unique approach to teach how to use formulas. Beginning with a formula, learners predict what the variables stand for and then use the formula to make calculations and tell...
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Lesson Plan
Kenan Fellows

Math Made Simple as 1-2-3: Simplified Educational Approach to Algebra

For Teachers 8th - 11th Standards
Writing an equation of a line is as easy as m and b. A lesson presentation gives individuals different strategies for writing equations of lines. Some items provide a slope and a point while others provide two points. Whatever the given,...
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Activity
101 Questions

How Many Hot Dogs?

For Teachers 6th - 8th Standards
Top off your hot dogs with a little math. Learners view a video on a hot dog eating contest, and then answer questions using estimation. Using a table of hypothetical data, they create algebraic expressions to represent the situation.
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Interactive
Chemistry Collective

Virtual Lab: Determination of the pH Scale by the Method of Successive Dilutions

For Students 9th - Higher Ed Standards
Where did the pH scale come from? Take a deeper look at a most important measure of ion concentration using a simulated physical determination. Young chemists prepare a series of dilutions after determining a dilution factor for the...
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Interactive
CK-12 Foundation

Algebra Expressions with Fraction Bars: Temperature Conversion

For Students 8th - 10th Standards
Use a cool resource for a hot topic. Pupils learn how to convert Fahrenheit to Celsius, and vice versa. An interactive helps show how to perform the conversions.
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Interactive
CK-12 Foundation

Evaluate Expressions with One or More Variables: Water Bottle Expression

For Students 6th Standards
Fill your mind as you fill virtual water bottles. Pupils use an interactive to find the amount of water that can fit in given containers. Writing and evaluating an algebraic expression helps with this task.
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Interactive
CK-12 Foundation

Patterns and Expressions: Cookie Jars

For Students 6th - 9th Standards
It's okay to get caught with your hand in a virtual cookie jar. Pupils use an interactive to drag cookies from two cookie jars onto a plate. They investigate how an expression representing the number of remaining cookies changes as users...
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Interactive
CK-12 Foundation

Expressions for Real-Life Situations: Shopping for Sisters

For Students 6th - 8th Standards
Shopping for a resource on writing algebraic expressions? Look no further. Pupils use an interactive to drag shirts and pants out of a shopping bag. They create and evaluate an expression to represent the cost of the clothes.
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Interactive
CK-12 Foundation

Sums and Differences of Single Variable Expressions: Algebraic Soup

For Students 7th - 9th
Alphabet soup just got an upgrade. Pupils drag expressions from algebraic soup to indicate whether it is a like term to x or to y. Some challenge questions require combining the like terms to simplify expressions.
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Interactive
CK-12 Foundation

Single Variable Expressions: Neighborhood Block

For Students 6th - 9th Standards
The number of bicycle wheel turns is as good as any way to describe the distance from school to home. An interactive lets young mathematicians determine the number of city blocks a person bicycles. They use this information along with an...
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Interactive
CK-12 Foundation

Simplify Products or Quotients of Single Variable Expressions: Quotients of Single Variable Expressions

For Students 7th - 9th Standards
Investigate division within an algebraic term using an inquiry-based lesson. Individuals adjust sliders and watch as the simplification of the term changes. Questions help guide them to important conclusions.
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Activity
Education Development Center

Integer Combinations—Postage Stamps Problem (HS Version)

For Students 8th - 9th Standards
It seems the post office has run out of stamps! Learners build all the values of postage available if the post office only sells five- and seven-cent stamps. The task provides an opportunity to create an expression in two variables and...
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Activity
Education Development Center

Writing Numerical Expressions—Hexagon Tables

For Students 5th - 7th Standards
Explore a basic pattern to practice writing expressions. In collaborative groups, learners examine a contextual pattern and write an expression to model it. The task encourages groups to describe the pattern in multiple ways.
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Lesson Plan
Virginia Department of Education

Arithmetic and Geometric Sequences

For Teachers 7th
Future mathematicians learn about arithmetic and geometric sequences, as well as common ratios and differences as they complete a worksheet matching sequences with the algebraic expressions that represent them.
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Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers III

For Teachers 6th Standards
Those key operation words sure come in handy. Groups continue their work with converting between different notations for algebraic expressions. They work in stations to write the symbolic form for given verbal phrases. This is the 17th...