Illustrative Mathematics
Operations on the Number Line
A different way to look at integers is on this number line with variables in place of numbers. Learners are to look at different expressions and describe why they think the answer would be positive or negative, depending on the location...
Curated OER
The Customers
Exploring functions not represented by an expression is this task's secret. As your learners organize business customers in a database, they explore the definition of what it is to be a function.
Curated OER
Logistic Growth Model, Explicit Version
Via the concrete setting of estimating the population of the US, your algebra learners are introduced to a logistic growth model. Comparing and contrasting logistic, exponential, linear and quadratic models, to see which fits the data...
Mathed Up!
Area and Circumference of Circles
Don't go around and around, help your class determine amounts around and in a circle with a video that connects circumference to the perimeter or the distance around an object. The resource includes 14 questions dealing with circles and...
Curated OER
Investigation--What Are My Chances?
Seventh graders investigate theoretical and experimental probability by conducting a series of experiments with multiple trials, comparing results, combining results and making conclusions. They express probabilities as fractions,...
Balanced Assessment
Chance of Survival
Class members determine the chance of surviving two years by explaining the concept of probability expressed in a medical terms. Would-be doctors continue to explain a conditional probability statement as it relates to the...
Balanced Assessment
Bagels or Donuts
Explore business problems through mathematical analysis. The task has individuals write and graph a linear system to determine the best business model. They use their models to answer a series of questions that help to make a conclusion.
Concord Consortium
Systematic Solution II
Up the difficulty level by solving a system of equations with variable coefficients. Young scholars devise a plan to solve for x and y in terms of a and b. They represent their solutions as expressions and explain their...
Rice University
Prealgebra
Pre-algebra—all wrapped up in one place. The eBook contains everything needed to teach a typical Pre-Algebra course. Concepts in the course build upon previously learned concepts, allowing mathematicians to see the connections between...
New York City Department of Education
Grade 4 Literacy in English Language Arts: A Call to Action
You have the power! Scholars learn that they have power of the pen in their writing. After reading and viewing various sources about standardized testing, they express their own opinions about the testing by writing letters to the...
Illustrative Mathematics
Above and below sea level
Using the real-world example of elevation, above or below sea level, young mathematicians interpret expressions using negative signs, and absolute value. This task provides a good opportunity to discuss the notion of magnitude and...
Illustrative Mathematics
Anna in D.C.
The amount of tax and tip on a restaurant bill is a common example used in percent problems. Here, learners only know the total amount paid, and they need to figure the itemized amounts. Solutions using a ratio table, using knowledge of...
Bowland
Magic Sum Puzzle
Learners discover the magic in mathematics as they solve numerical puzzles involving magic sums. They then make a conjecture as to why no additional examples are possible based on an analysis of the puzzles.
Alabama Learning Exchange
Radians: Just Another Way
Serve up angle measurements on paper plates. Pupils use paper plates and paper-folding techniques to create a unit circle with conversions for special angles. Using their plates, learners explore the relationship between angle...
Project Maths
Introduction to Patterns
The world is full of patterns. Help learners quantify those patterns with mathematical representations. The first Algebra lesson in a compilation of four uses a series of activities to build the concept of patterns using multiple...
Curated OER
Commutative, Associative, and Distributive Properties
Students explore the concepts of commutative, associative, and distributive properties. In this beginning algebra lesson, students discuss the terms "commute", "associate", and "distribute" and how they correlate with the related...
Curated OER
Limerick
In this secondary mathematics worksheet, high schoolers determine the solutions to a numerical limerick. The one page worksheet contains one problem with the solution.
Curated OER
Proposed Problems
In this math worksheet, students find the solutions to the problems that involve solving equations with and without rational expressions.
Curated OER
Double This
Young scholars change verbal expressions to algebraic equations. They practice the vocabulary of algebraic equations.
Curated OER
Balance or Tilt?
Sixth graders investigate the concepts of a variable, constant, expressions, and equations. They solve problems which require the interpretation of expressions in and out of equations looking for solutions. Students also use a balance...
Curated OER
Topic 2: Graphing 2-Variable Linear Equations
Students explore the concept of 2-variable equations and expressions. In this 2-variable equation and expression lesson, students translate 2-variable word problems into 2-variable equations and expressions.
Curated OER
Diophantus II
Learners use an ancient math game to establish the context for solving problems by investigating them in a systematic and mathematical way. They also need to have the ability to solve various types of equations.
Curated OER
Pre-Algebra Worksheet 1
In this pre-algebra expressions worksheet, 9th graders solve 17 different problems related to various expressions. First, they write each phrase as an algebraic expression. Then, students write each sentence as an algebraic equations.
Curated OER
Number Properties - Know 'em, Like 'em, Use 'em
Ninth graders express mathematical properties through creation of advertising jingles.