Teach Engineering
Air Pressure
Investigate what is pushing on us. An intriguing lesson plan has pupils calculate the amount of force on various squares due to air pressure. Using the data, individuals create a graph in the third lesson plan of the Up, Up and Away unit...
Education Development Center
Integer Combinations—Postage Stamps Problem (MS Version)
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
EngageNY
Advanced Factoring Strategies for Quadratic Expressions (part 2)
What do you do with a difficult-to-factor quadratic expression? This lesson plan provides the answer. Pupils learn a grouping strategy to help factor trinomials. When guess and check seems too tedious, this method is the "works...
Visa
Making Decisions
What economic factors can influence personal and financial decisions? In an effort to understand opportunity costs and the time value of money, pupils engage in role-playing activities and discussion, as well as view a PowerPoint...
Curated OER
Number Line Mathematics
Students translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
Curated OER
Factoring Trinomials
In this algebra worksheet, students factor twelve trinomial expressions into a binomial multiplication expression. In four of the problems, they must first factor out the common elements from the three terms.
Courseware Solutions
Understanding Algebraic Expressions
Prealgebra apprentices read seven phrases and write an expression for each. The printable version of the worksheet is not very attractive; it has the standards information printed at the top. The problems are arranged in a table and are...
Curated OER
Subtract Fractions with Unlike Denominators
In this subtracting fractions instructional activity, youngters learn to find equivalent fractions using a common denominator. They solve 11 problems in which simple fractions with unlike denominators are subtracted.
Curated OER
Measurement
Students explore the concept of measurement. In this measurement lesson, students discuss what specific measurement tools such as an odometer measure. Students recite a measurement poem. Students make a foldable with conversion units...
Curated OER
Basic Multiplication Facts - MathKeys Software
Students explore multiplication concepts. In this multiplication lesson, students define "array" and draw several arrays to represent multiplication number sentences. Students construct arrays on the computer using MathKeys...
Curated OER
Algebraic Fractions
In this algebra worksheet, students factor the numerator and denominator of 20 complex fraction to determine common terms. The first six problems require students to simplify. The final 14 problems require either multiplication or...
Curated OER
Arranging Chairs (Arrays)
The creation of arrays is the focus of this mathematics lesson. Pupils consider a situation for a theater stage performance: different amounts of people are coming to the show, and they must arrange the seats in rows of equal numbers. A...
Curated OER
Multiplying Matrices
Go over the basics of matrix multiplication, from checking the dimension of the factors, to applying the distributive property. This worksheet includes directions on when and how to multiply matrices, one example, and a few problems your...
Curated OER
The Metric System
Students practice converting metric measurements by completing the activities listed in this instructional activity. They first practice measuring common objects. They then convert metric measurements using the included worksheet.
Curated OER
Simple Factoring of Polynomials
In this polynomial worksheet, students use the factoring method to simplify polynomials. Examples and explanations are provided on this two-page worksheet. Ten problems are included.
Curated OER
Multiplying Fractions
In this algebra worksheet, students factor fractions using the cross method. They cancel out anything in common using the GCF. They divide fractions using the correct multiplication method. There are 24 questions.
Curated OER
Simple Rational Expressions
In this algebra instructional activity, students solve rational expression by factoring. They simplify the expressions using the greatest common factor. There is one detailed example of how to simplify a rational expression.
Curated OER
Factoring Expressions
In this factoring worksheet, students factor guided monomials, then binomials, and work their way to trinomials. There are 8 questions with multiple parts.
Curated OER
Equivalent Fractions - Simplifying Fractions
In this fractions worksheet, 6th graders utilize 1 or 3 techniques and/or methods to simplify 8 fractions. Students simplify equivalent fractions.
Curated OER
Algebraic Fractions
For this algebraic fractions worksheet, 9th graders solve 10 different problems that include various polynomial denominators. First, they factor the numerator and factor the denominator. Then, students divide out the common binomial...
Curated OER
Rational Expressions
In this algebra worksheet, students identify the greatest common factor to simplify equations. They cancel out GCF to reduce rational expressions. They find the LCD for addition and subtraction problems.
Curated OER
Factoring: A General Strategy
In this algebra worksheet, students factor 10 polynomial expressions. Problems involve several approaches to factoring, including factoring out common elements by grouping, factoring the difference of two squares, and factoring the sum...
EngageNY
Four Interesting Transformations of Functions (Part 4)
What do you get when you cross piecewise functions with transformations? An engaging lesson! The conclusion of a four-part series on the transformations of functions asks class members to apply transformations to piecewise...
EngageNY
Scaling Principle for Volumes
Review the principles of scaling areas and draws a comparison to scaling volumes with a third dimensional measurement. The exercises continue with what happens to the volume if the dimensions are not multiplied by the same...