Curated OER
Algebraic Thinking - Equations
Fifth graders explore equality and inequality by participating in a Tilt/Balance activity. The students listen to the story "Lemonade for Sale" by Stuart J. Murphy and use equations to graph lemonade sale profits.
Curated OER
Simple Inequalities
Students solve inequalities. In this inequalities lesson, students evaluate simple inequalities. They examine vocabulary words. Students participate in breath holding activities and write inequalities to represent the activity. In teams,...
Curated OER
Solving multi-step inequalities and solving systems by elimination
Students solve multi-step equations and apply the process of elimination. In this algebra lesson, students solve linear inequalities and equations using linear combination and evaluation. They graph their results on a number line and...
Curated OER
Understanding Inequality Operation Rules
Students solve problems within-inequalities. In this algebra lesson, students apply concepts of addition, subtraction, multiplication and division to solve inequalities.
Curated OER
Worksheet #5: Mixture Word Problems
In this mixture word problem worksheet, students read story problems and determine what information is necessary to solve the mixture problem. They identify the correct solution, graph inequalities, and solve inequality equations. Nine...
Curated OER
College Prep Algebra, Inequalities
In this algebra worksheet, students solve and graph 10 linear inequalities. Students must remember to alter the inequality when the negative sign is on the variable.
EngageNY
Solution Sets of Two or More Equations (or Inequalities) Joined by “And” or “Or”
English and math have more in common than you think. Make a connection between a compound sentence and a compound inequality with an activity that teaches learners the difference between an "and" and "or" inequality through solutions...
Curated OER
Real-World Linear Programming
Explore linear programming on a website game. Partners solve a real-world problem by setting up an objective function and a linear inequality. They graph their results on chart paper and also using a calculator before presenting their...
Curated OER
Inequalities and Triangles
Students prove and apply theorems of triangle inequality and hinge theorem. For this geometry lesson, students will discuss which triangle is bigger and why. They will use theorems, such as Exterior Angle Inequality or the Pythagorean...
EngageNY
True and False Number Sentences
True or false? Scholars determine the truth value of equations and inequalities through substitution. All values to use for substitution are given with each equation or inequality. This is the 24th lesson in a module of 36.
Curated OER
How Much Folate?
This task includes scaffolding to support the introduction of the writing and graphing of linear inequalities. Then your geometry learners discover that writing down all possible combinations is not feasible so they are led to use...
Curated OER
Graphing Standard Form Inequality
Young scholars solve equations and graph it. In this algebra instructional activity, students solve inequalities and rewrite them in the slope intercept form. They graph the boundary lines first either as dashed or solid and shade the...
Curated OER
Bernardo and Sylvia Play a Game
This activity presents a game played by two learners whose solution is an exercise in creating and analyzing with algebraic inequalities.
Curated OER
Sharing Gum
Young mathematicians solve arithmetic and simple algebraic equations using properties of real numbers, equality, and inequality. Justifying the procedures is their next task. They solve a problem involving linear inequality and justify...
Illustrative Mathematics
Fishing Adventures 1
Often inequalities exist in many real-world contexts but young math learners struggle with understanding how to represent that relationship in a simple equation using an inequality. This activity focuses on the basic concepts by using...
Curated OER
Algebra Exam
In this algebra worksheet, 11th graders graph, parabolas, absolute value and cubic functions. They factor polynomials and simplify roots. There are 75 questions.
Curated OER
The Power of Algebra
First graders explore patterns. They look for patterns in number problems and use algebra as a means of solving general problems. Students devise a strategy to solve the number problem.
Curated OER
Inequalities and The Order of Operations
Middle and high schoolers investigate how to solve inequalities. The lesson plan has a good guide for taking pupils through a direct instruction of the concept. You can use counting tiles in order to help kinesthetic learners.
Futures Channel
Algebra Magic
Abracadabra! Letters can be used in math to represent numbers with the operations of addition, subtraction, multiplication, and division to solve problems! Math magicians will participate in an activity that uses a calculator and a bag...
Curated OER
Solving Inequalities
Eighth graders participate in a lesson that covers the concept of an algebraic inequality. They practice recognizing the symbols used in an inequality and solving them using the methods that are similar to solving equations.
Curated OER
Applications and Problem Solving with Inequalities
In this problem solving worksheet students read short statements and translate them into algebraic inequalities. They read short stories, write algebraic equations, and solve them. There are 16 problems on this two-page worksheet.
Curated OER
Extra Practice 13: Solving Inequalities
For this inequality worksheet, students collect like terms and then solve inequalities. They list the solution set. Thirty problems are available on this two-page worksheet.
West Contra Costa Unified School District
Introduction to Solving Linear Inequalities in One Variable
Life isn't fair ... like inequalities. After first reviewing inequality symbols and how to read inequality statements, learners discover how to solve one-step inequalities and graph their solution sets.
EngageNY
Solution Sets to Simultaneous Equations (part 1)
How are systems related? Build on your pupils' previous knowledge of solving systems of equations by introducing systems of inequalities. Learners explore similarities between systems of equations and inequalities to make a strong...