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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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Lesson Plan
Curated OER

Inverse Relationship Between Addition and Subtraction

For Teachers 1st - 2nd
Elementary schoolers review their knowledge of addition and subtraction through studying fact families. They use cubes to help them add or subtract. Students answer the teachers question with addition and subtraction fact answers.
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Lesson Plan
Curated OER

Inverse Relationship Between Addition and subtraction

For Teachers 1st
First graders review number facts to illustrate the relationship between addition and subtraction. In this inverse relationship instructional activity, 1st graders write an addition sentence and then invert the numbers to show the...
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Worksheet
1
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Curated OER

Inverse Relationships Add/Sub (D)

For Students 2nd - 3rd
In this inverse relationships worksheet, students use the given numbers to solve the addition and subtraction sentences to solve the 16 inverse relationship problems.
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Worksheet
Curated OER

Inverse Relationship Add/Sub (A)

For Students 6th - 7th
In this math worksheet, students are given 16 sets of 2 equations. The equations are written in since/then format and are inverse in relationship.
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Interactive
CK-12 Foundation

Mental Math for Addition and Subtraction Equations: Marble Bag Collector

For Students 6th - 7th Standards
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify the...
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Worksheet
Curated OER

Inverse Relationships Add/Subtract [D]

For Students 3rd - 4th
For this inverse relationship worksheet, students use information given to fill in boxes, determining the inverse relationship of one problem to another.
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Worksheet
Curated OER

Inverse Relationships (A)

For Students 3rd - 4th
In this math worksheet, students answer 30 inverse relationship problems. 2 equations are given with missing numbers. The equations are inverses of each other.
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Lesson Plan
Curated OER

Playing Math Fever

For Teachers 7th - 8th
Pupils complete activities to learn notation and uses for positive and negative numbers. For this number system lesson, learners play a game similar to Jeopardy to learn how to solve problems with positive and negative numbers.
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Worksheet
Curated OER

Inverse Relationships Add and Subtract [C]

For Students 2nd - 3rd
In this inverse relationship learning exercise, students use information given to fill in blank boxes showing the inverse relationship of addition and subtraction problems.
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Worksheet
1
1
Curated OER

Inverse Relationships Add/Sub (C)

For Students 2nd - 3rd
In this inverse relationships worksheet, students use the given numbers to solve the addition and subtraction sentences to solve the 16 inverse relationship problems.
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Worksheet
Curated OER

Subtraction as the Opposite of Addition

For Students 4th - 6th
In this basic math operation worksheet, students learn that subtraction is the inverse of addition. They then solve 8 subtraction problems and use addition to check the answers. Answers are available on the second page.
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Worksheet
Curated OER

Understanding the Relationship Between Subtraction and Addition

For Students 3rd - 4th
In this understanding subtraction and its relationship to addition learning exercise, students examine 14 number statements. They determine if the statements are true or false.
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Lesson Plan
Curated OER

M & M Addition

For Teachers K - 1st
Eat your math manipulatives, are you serious? Yup, Learners listen to the story The M & M's Addition book, add single digit numbers to reach sums up to six, and demonstrate addition and subtraction number combinations using several...
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Worksheet
Curated OER

Fact Families

For Students 1st - 2nd
With a few extra numbers, these fact families would be complete! After looking at an example, scholars write in the sums and differences for six equations as part of three different fact families. This is really for beginners to this...
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Lesson Plan
Curated OER

Mathematical Properties for Addition

For Teachers 5th - 6th
In this math worksheet, students read about and learn the properties of addition. Students study the commutative, associative, identity and inverse properties. There are no problems on this page for students to solve.
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Assessment
EngageNY

End-of-Module Assessment Task: Pre-Calculus Module 2

For Students 11th - 12th Standards
Assess pupil understanding of the relationship between matrices, vectors, linear transformations, and parametric equations. Questions range from recall to more complex levels of thinking. Problems represent topics learned throughout the...
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Lesson Plan
Curated OER

Adding and Subtracting

For Teachers K - 1st
Young scholars will add and subtract numbers less than 100 as well as understand and use the inverse relationship between addition and subtraction. They compose/decompose numbers up to 10 and understand a variety of situations in which...
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Lesson Plan
Curated OER

Multiplication Mania

For Teachers 3rd - 5th
Students multiply by one-digit whole numbers.
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Unit Plan
Curated OER

Multiplication & Division

For Teachers 4th - 5th Standards
Helpful for building a multiplication unit that focuses on different strategies. With explanations about repeated addition and subtraction as foundations for multiplication, scaling, summaries of progression, and basic multiplication and...
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Assessment
Inside Mathematics

Conference Tables

For Teachers 9th - 12th Standards
Pupils analyze a pattern of conference tables to determine the number of tables needed and the number of people that can be seated for a given size. Individuals develop general formulas for the two growing number patterns and use them to...
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Unit Plan
ISTE

Macaroni Math - Unit Overview

For Teachers Pre-K - 2nd Standards
It's not just for lunch, mini mathematicians make use of macaroni to model addition and subtraction of numbers up to 10. They place macaroni pieces on their desk and take away to model subtraction, then write subtraction story problems....
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Lesson Plan
Curated OER

Joining Hands

For Teachers 2nd
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
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Lesson Plan
Curated OER

Far Out Fact Families

For Teachers 2nd
Second graders explore related multiplication and division facts. They study the inverse relationship of multiplication and division and engage in a group discussion about families. They complete a web-based lesson which is imbedded in...