Curated OER
Wing Specifications
Ninth graders use FoilSim to fulfill the specifications of a given airfoil (wing) and plot and interpret graphs.
Other
Nearpod: Solving Linear Equations in One Variable
In this activity, 8th graders will learn how to solve linear equations in one variable including equations with one solution, no solution, and infinite solutions.
Better Lesson
Better Lesson: Solving Linear Equations in Two Variables
This MAP Classroom Challenge provides young scholars with an engaging and thought-provoking activity about notebooks, pens and cash registers to learn about solving equations in two variables. Includes assessment materials, student...
Scholastic
Scholastic: Solving the Unknown With Algebra
Students will learn and reinforce skills for solving for unknowns, manipulating equations while keeping them in balance, using formulas to solve real-world challenges, and working with proportions, radicals and exponents.
Illustrative Mathematics
Illustrative Mathematics: A Rei Radical Equations
The purpose of the task is to show students a situation where squaring both sides of an equation can result in an equation with more solutions than the original one, because it is possible to have two unequal numbers whose squares are...
Other
Pennsylvania Standards Aligned System: Using Expressions and Equations
This lesson provides learners with opportunities to practice writing equivalent equations and expressions for finding perimeter and patterns on a calendar. It also gives extension and remediation ideas as well as related instructional...
Alabama Learning Exchange
Alex: The Pattern of Graphing Linear Equations
The middle schoolers will extend the knowledge of algebraic expressions from geometric representations and ultimately graph linear equations with understanding. The students will also develop a better understanding of algebraic...
Illustrative Mathematics
Illustrative Mathematics: A ced.a.4: Equations and Formulas
For this exercise, students will use inverse operations to solve the equations for the unknown variable, or for the designated variable if there is more than one. Aligns with A-CED.A.4.
Illustrative Mathematics
Illustrative Mathematics: A ced.a.4: Rewriting Equations
The goal of this task is to manipulate equations in order to solve for a specified variable. Aligns with HSA-CED.A.4.
Better Lesson
Better Lesson: Working With Expressions and Equations Part 2
Sixth graders use substitution to find the values of equations and expressions they wrote using appropriate math symbols.
Illustrative Mathematics
Illustrative Mathematics: A Rei Solution Sets
For this task, students are shown the graphs of two equations, with areas bounded by their lines and intersections shaded in different colors. They are asked to write a system of equations or inequalities for each shaded area and explain...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Busy Day
This problem can be solved using simple arithmetical reasoning but is also naturally represented by a simple equation. Thus, it provides a good entry point for students into representing quantities in contexts with variables and...
Khan Academy
Khan: Lsn 12: Exponential Functions, Equations, Expressions and Radicals
Lesson 2 of 4 for Passport to Advanced Math. Students will build quadratic and exponential functions that model a given context; solve radical equations; work with rational expressions, including fractions with a variable in the...
Illustrative Mathematics
Illustrative Mathematics: 8.ee Solving Equations
This task models how a drawing can be used to represent a linear equation in one variable. Students are then asked to solve equations using algebraic symbols as well as pictures and to comment on issues they see. They are then asked to...
Alabama Learning Exchange
Alex: Systems on a Mission
After solving one system of equations by the methods of graphing, elimination using addition or subtraction, elimination using multiplication, and substitution, students will be given four systems to be solved by one of each of the four...
Illustrative Mathematics
Illustrative Mathematics: 8.ee the Sign of Solutions
Eighth graders are presented with five linear equations with one variable and are asked to state whether they have a positive solution, a negative solution, a zero solution, or no solution. Aligns with 8.EE.C.7.
PBS
Pbs Learning Media: Everyday Algebra Plus: Targeted Math Instruction
Algebra lesson focuses on using patterns and relationships to write equations with two variables to represent relationships and patterns in real-world problems, plotting ordered pairs on a coordinate grid, and interpreting the meaning of...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Morning Walk
This task presents a straight forward question that can be solved using an equation in one variable. The numbers are complicated enough so that it is natural to set up an equation rather than solve the problem in one's head. Aligns with...
Illustrative Mathematics
Illustrative Mathematics: A ced.a.1: Planes and Wheat
This is an exercise in creating equations from a situation with many variables. By giving three different scenarios, learners will be reviewing their definitions of the variables to emphasize the importance of defining variables when...
Illustrative Mathematics
Illustrative Mathematics: A rei.c.6: Accurately Weighing Pennies Ii
This illustrated math lesson shows how important levels of accuracy in measurement are. The answer can be different since a scale only accurately weighs to the nearest tenth of a gram instead of to the nearest hundredth of a gram. Aligns...
Illustrative Mathematics
Illustrative Mathematics: A Rei: How Does the Solution Change?
The purpose of this task is to ask students to reason about solutions without explicitly solving them to get them to understand what it means for a number to be a solution to an equation. Aligns with A-REI.A.
Illustrative Mathematics
Illustrative Mathematics: A Rei: Braking Distance
The purpose of this task is to give an application arising from a real-world situation, determining braking distance, in which a quadratic equation arises. In this scenario, it is natural to use a graphical method to find an approximate...
Illustrative Mathematics
Illustrative Mathematics: 8.ee How Many Solutions?
Eighth graders are given a linear equation and instructed to find a second linear equation in order to make a system of equations that fits different criteria related to its possible solutions. Aligns with 8.EE.C.8.
Illustrative Mathematics
Illustrative Mathematics: A rei.c.6: Accurately Weighing Pennies I
In this problem, learners will use the number of decimal places in the coefficients to motivate writing and solving a system of equations. Aligns with A-REI.C.6.