Curated OER
Writing Variable Expressions for Physical Models
Explore the concept of writing variable expressions by examining the similarities between expressions with numbers and expressions with variables. Emerging mathematicians determine rules for sequences and patterns before writing a rule...
Kuta Software
Variable and Verbal Expressions
Your learners will practice their math translations with this worksheet that focuses on algebraic expressions. See if they can go from sentence form to numerical and back again using the different operations and exponents.
Education Development Center
Rectangles with the Same Numerical Area and Perimeter
Is it possible for a rectangle to have the same area and perimeter? If you disregard units, it happens! In a challenging task, groups work to determine the rectangles that meet these criterion. The hope is that learners will naturally...
Curated OER
Numbers and Expressions
In this numbers and expressions learning exercise, students write numerical expressions and verbal expressions. They translate algebraic expressions to number sentences and evaluate the expression. This two-page learning exercise...
Mathed Up!
Using a Calculator
Here's a video that presents several numerical expressions to be evaluated using a calculator.Viewers come to realize that sometimes it is not just a matter of punching in the numbers, but they also need to be concerned about how the...
Curated OER
Visual Expressions
In this visual expressions worksheet, 8th graders solve 10 different problems that use visual expressions to solve. First, they write the numerical expression for the models illustrated. Then, students use a number line to solve two...
Alabama Learning Exchange
Color This Polynomial Simplified
Help learners use a variety of methods to identify, visualize, and simplify polynomials with like terms. Several different visuals are used to introduce the instructional activity, such as colored pencils, overheads, interactive white...
Corbett Maths
Multiplying Algebraic Fractions
Make the complicated look relatively simple. The video shows how multiplication of algebraic fractions is easier when they factor the numerators and denominators. Pupils see which factors will cancel, or divide out, easier when writing...
Balanced Assessment
Smaller, Larger, In-Between
Build a solid understanding of rational number relationships by asking class members to use various skills to order decimals, fractions, and numeric power expressions. Using the resource, they find that the fractions do not have an...
Charleston School District
Pre-Test Unit 1: Exponents
How much do you know about exponents? The pre-test covers the concepts of integer exponents with both numerical and algebraic one-variable expressions. The test is also over representing numbers in scientific notation, operating with...
Centre for Education in Mathematics and Computing
Number Sense and Numeration: Exponents
On a three-page assignment, number crunchers will examine the laws of exponents and apply them to a variety of problems. They write expressions in exponential form or as repeated multiplication. They evaluate and simplify exponential...
Justin Holladay
5 Dice: Order of Operations Game
Sometimes the simplest ideas can be the most challenging to solve! In this app, you are given five numbers and a set of operators, and you need to create an expression that when evaluated using the order of operations simplifies as the...
Waterloo Mathematics
Number Sense and Numeration: Ratio and Rate
Seventh-graders solve 20 various types of problems related to ratio and rate. They write ratios in simplest form for each given statement, to compare the area of two figures, and write two ratios equivalent to each ratio. Pupils express...
Curated OER
Solving Algebraic Expressions
Students simplify equations and expressions. In this algebra lesson, students add, subtract, multiply and divide as they solve expressions. They relate factoring to solving polynomials.
Ohio Department of Education
Writing and Comparing Numbers in Scientific Notation-Grade Eight
Explore scientific notation in this mathematics lesson. Young mathematicians explore multiple representations of large number in scientific notation through the use of models, visual representation and expanded form. The lesson provided...
Curated OER
Simplify Expression Using the Order of Operations
Allow learners to explore both the right and wrong way of completing equations with the order of operations. They discuss how the order in which operations are performed affects the outcome of a problem. A fun "trick" using order of...
Curated OER
Practice With Complex Fractions
For this math worksheet, students find the solutions to the complex fractions. They practice finding the common denominators for each part of the rational expression.
Curated OER
The Distributive Property
MIddle schoolers use the distributive property to combine terms in six expressions. They write nine expressions in simplest form. Middle schoolers perform one mental math problem, describing how they would solve the multiplication mentally.
Charleston School District
Solving Systems with Substitutions
How many large and small watermelons did he sell? Just use the given information to write and solve a system of equations! The two videos accompanying the lesson explain the substitution method and then introduce problem solving. The...
Curated OER
Dividing Radical Expressions
In this algebra worksheet, students simplify 14 complex radical fractions. They find the square roots for both the denominator and numerator, dividing out any factors that are the same to completely simplify the fraction. For the final 7...
Curated OER
Simplifying Rational Expressions.
In this algebra worksheet, student simplify rational expressions. They use properties of exponential functions to solve. There are 79 questions.
Curated OER
Simplifying Fractions
In this simplifying fractions instructional activity, students solve and complete 10 various types of problems. First, they write the fractions in simplest form and find the lowest common denominator for each pair. Then, students change...
Willow Tree
Scientific Notation
Numbers that are very large or very small are difficult to express in standard notation. Pupils learn how to convert between standard and scientific notation. They also multiply and divide the numbers in scientific notation.
Teacher Created Resources
Working with Algebraic Expressions
Learners understand that algebra is a branch of mathematics that uses symbols or letters to represent unknown numbers in problems. They also understand the definition for an algebraic expression. Make sure to click on the Download the...