Curated OER
Inverses as a Form of Undoing
Middle schoolers use inverse operations to solve two-step equations. They study a story problem about inverse operations, watch a video about the problem, and complete a handout for the inverse problem. Pupils finish with two assessments...
Scholastic
Study Jams! Addition & Subtraction Equations
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
Curated OER
Inverse
Your class can learn all about inverse operations. They will review what inverse operations are, see examples, learn how to use inverse operation to check an answer, write addition and subtraction equations in the inverse, and use the...
Charleston School District
Solving with Inverse Operations
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those operations.
Curated OER
Recognize Area as Additive - Guided Lesson
Not all area word problems are straightforward. Here are some trickier ones to challenge your beginning geometers. They determine the area of two irregular shapes and one rectangle using given measurements. Remind scholars to use square...
Math Worksheets Land
Recognize Area as Additive - Independent Practice Worksheet
Activate your geometer's minds with area calculations, some of which are tricky. First, they solve five word problems dealing only with rectangular shapes. The next five use irregular shapes with side measurements given. Scholars solve...
Curated OER
Integer Addition
Seventh graders explore the concept of integer addition. In this integer addition lesson, 7th graders tell stories involving addition and subtraction. Students walk on a number line given directions such as add 3 or add -2. Students play...
EngageNY
One-Step Equations—Addition and Subtraction
Just one step is all you need to find success in solving equations. The 27th installment in a series of 36 teaches how to solve one-step equations involving addition and subtraction. Tape diagrams help future mathematicians in this task.
Curated OER
Playing Math Fever
Pupils complete activities to learn notation and uses for positive and negative numbers. In this number system lesson, learners play a game similar to Jeopardy to learn how to solve problems with positive and negative numbers.
Curated OER
Positive & Negative Numbers
Young mathematicians solve and complete 22 different problems that include using a number line to evaluate. First, they define each of the terms listed. Then, pupils graph each integer on the given number line. They also evaluate each...
Charleston School District
Solving Equations with the Distributive Property
Now there are parentheses in these equations? As the lessons continue in this series, equations get progressively more complex. Eighth graders solve equations by applying the distributive property before using inverse operations.
Curated OER
Simplifying Expressions (Addition and Subtraction)
Seventh graders simplify algebraic expressions using addition and subtraction to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Everyone completes various...
Curated OER
Unit 11 Year 5
Apparently unit 11 covers a range of topics related to problem solving, addition, and subtraction. This complete unit presentation is intended for use over a series of days or weeks. It contains numerous visual aids to accompany lessons...
Curated OER
Easy Worksheet: Additive Inverses
In this additive inverse worksheet, learners solve 8 short answer problems. Students identify the additive inverse of a given integer such as negative thirty four or positive twenty five.
K12 Reader
Sum Difference
If you need a way to address math and reading in one lesson, look no further than a passage about inverse operations, complete with reading comprehension questions. Kids focus on context clues to determine the meanings of unfamiliar words.
Curated OER
Properties of Real Numbers
For this properties of real numbers worksheet, 9th graders solve and complete 14 different problems that include identifying and applying various properties of real numbers. First, they name the property illustrated by each given...
Curated OER
Adding and Subtracting Polynomials
In this polynomials worksheet, 9th graders solve and complete 12 different problems that include adding and subtracting. First, they identify and combine like terms. Then, students find each sum or difference using the appropriate...
Curated OER
The Algebra and Geometry of Inverse Functions
For this inverse functions worksheet, students read a tutorial and complete fourteen fill in the blank style practice problems. Students read a tutorial about the composition of functions. They answer three fill in the blank questions...
Henrico County Public Schools
Solving Systems of Equations Algebraically
Looking to review solving systems of equations algebraically? An educational slideshow presentation explains the methods of elimination and substitution, works through example problems, and provides practice problems.
Curated OER
Inverse Relationships (4)
In this addition and subtraction fact families worksheet, students fill in the blanks with the inverse relationships. Students solve 60 problems.
Curated OER
Inverse Relationships (10)
In this addition and subtraction fact families worksheet, students identify the missing numbers in the inverse relationships. Students solve 60 problems.
Curated OER
Inverse Relationships (6)
In this addition and subtraction fact families worksheet, students fill in the blanks for each missing factor to complete the inverse relationships. Students solve 60 problems.
Curated OER
Matrix Equations Not Requiring Inverses
In this matrix equations worksheet, students solve matrix equations involving addition, subtraction, and multiplication. This four-page worksheet contains 20 problems. Answers are provided on the last two pages.
Curated OER
Integers
Integers can be challenging, but this presentation makes teaching integers a whole lot easier! Comprehensive information, a song, chant, and pop quizzes provide an in-depth look into what integers are, and how to add, subtract, and graph...