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Interactive3:01
Scholastic

Study Jams! Relate Addition & Subtraction

For Students 1st - 4th Standards
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
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PPT
Curated OER

Unit 11 Year 5

For Teachers 4th - 5th
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...
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Lesson Plan
Curated OER

Mathematical Modeling

For Teachers 9th - 12th
Study various types of mathematical models in this math lesson. Learners calculate the slope to determine the risk in a situation described. They respond to a number of questions and analyze their statistical data. Then, they determine...
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PPT
Curated OER

Solving Equations

For Teachers 3rd - 5th
How do you solve a problem when a symbol or letter is used in place of a missing number? Build algebraic reasoning and problem solving skills with this presentation that explains three methods for finding a missing variable. The guess...
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PPT
Curated OER

Inverse

For Teachers 2nd - 4th
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...
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Lesson Plan
Curated OER

Inverses as a Form of Undoing

For Teachers 5th - 8th
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...
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Worksheet
Curated OER

Solving Linear Equations

For Students 8th - 9th
In this linear equations worksheet, students solve and complete 20 different problems that include using the order of operations. First, they distribute to remove the parentheses and combine like terms. Then, students move variables and...
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Lesson Plan
Curated OER

Number: Whole Numbers and Decimals

For Teachers 4th - 6th
Students explore whole numbers and decimals. For this decimal lesson, students discover how to perform multiplication with decimals as they complete a worksheet.
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Organizer
Curated OER

Division and Multiplication Facts Sheet

For Students 4th - 5th
In this inverse operations worksheet, students complete 14 fill in the blanks by providing the inverse of the operation given. Multiplication facts are given and students must produce the two division facts which are the inverse.  
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Worksheet
Curated OER

Place Value

For Students 6th
In this place value worksheet, 6th graders solve and complete 74 various types of problems. First, they write the given numbers in words and write down the value of the digit that is underlined in each. Then, students write the missing...
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Lesson Plan
Curated OER

Using Inverse Operations

For Teachers 4th
Fourth graders demonstrate inverse operations by playing a card game.  In this inverse operations lesson plan, 4th graders work in small groups with a deck of cards.  Two players draw cards but do not look at them.  The recording student...
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Worksheet
Curated OER

Solving Subtraction Equations

For Students 6th
In this solving subtraction equations worksheet, 6th graders read examples of using fact families, working backwards or using inverse operations, then solve eight subtraction equations with variables.
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Organizer
Curated OER

Division and Multiplication Facts

For Students 4th - 5th
For this inverse operations worksheet, students complete 14 division problems that are the inverse of each given multiplication fact. A graphic organizer provides cues to guide students. 
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Lesson Plan
Curated OER

Using Inverse Operations to Solve Equations

For Teachers 5th
Fifth graders discover how to use inverse operations to solve equations. In this inverse operations lesson, 5th graders explore visual examples. Students also practice solving problems that their instructors model.
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Lesson Plan
Curated OER

Solving Single-Variable Equations Part II, Simplifying

For Teachers 7th
Seventh graders explore the concept of solving single-variable equations. In this solving single-variable equations lesson, 7th graders discuss how to simplify both sides of an equation. Students discuss using parenthesis and the...
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Lesson Plan
Curated OER

Writing and Solving Equations

For Teachers 5th
Fifth graders identify specific words in a sentence to solve the correct operation and write equations. In this writing equations instructional activity, 5th graders follow the teacher through several word problems on an overhead...
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Worksheet
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Curated OER

Inverse Relationships (C)

For Students 1st - 2nd
In this addition and subtraction inverse operations worksheet, students fill in the blanks in 30 addition and subtraction sentences with the appropriate numbers based on inverse relationships
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Worksheet
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Curated OER

Inverse Relationships Add/Sub (E)

For Students 1st - 2nd
In this addition and subtraction inverse operations instructional activity, students fill in the blanks in 16 addition and subtraction sentences with the appropriate numbers based on inverse relationships.
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Worksheet
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Curated OER

Inverse Relationships (16)

For Students 2nd - 3rd
In this math operations worksheet, students use the given information to fill in each box to complete the inverse operation equations. They fill in 60 boxes as they complete the pairs of equations.
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Worksheet
Curated OER

Relate Multiplication and Division

For Students 3rd - 4th
In this word problem learning exercise, learners solve 6 problems in which they identify the relationship between multiplication and division as inverse operations. They draw arrays and write equations.
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Worksheet
Curated OER

Algebra: Write and Solve Equations: Homework

For Students 7th
In this algebra equations worksheet, 7th graders review how to use inverse operations to solve equations. Students then use inverse operation to solve the seventeen problems.
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Worksheet
Curated OER

Missing Addends - Inverse Operations

For Students 2nd - 3rd
In this math worksheet, student find the missing addend in 28 single and double digit addition problems and write the corresponding subtraction problem.
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Worksheet
Curated OER

Roots of Real Numbers

For Students 11th
In this roots of real numbers worksheet, 11th graders solve and complete 12 different problems. First, they find the square root of a variable. Then, students simplify each root of a given real number.
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Worksheet
Curated OER

Addition and Subtraction as Inverse Operations

For Students 3rd - 4th
In this addition and subtraction worksheet, students work with the inverse operations. They fill in the boxes in 8 examples using mental math. They look at the addition problems and fill in the blanks in the subtraction problem and vice...