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...
Curated OER
Related Addition and Subtraction
Warm up your mathematicians using this fact families worksheet! Because the answer is explained below, consider projecting this for the whole class and uncovering the bottom half after collecting student responses. There are two...
Curated OER
Relate Addition and Subtraction Reteach 14.7
Introduce young scholars to relationship between addition and subtraction with this very simple worksheet. There are 2 problems to solve, each problem shows unifix cubes relaying an addition problem and its subtraction companion.
Curated OER
Using Number lines in Addition and Subtraction
Adding and subtracting can be done by counting on or counting down a number line. This presentation provides a complete demonstration and examples of how one can use a number line to solve double-digit addition and subtraction problems....
Curated OER
Butterfly Addition: Color by Numbers
Children learning to add numbers up to 11 develop the strategy of using the larger number as the first addend and counting on from there to find a sum. They define addition and review the meaning of the plus (+) symbol. To practice, they...
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
Check Subtraction
In this checking subtraction worksheet, students learn to check a subtraction problem by using addition. Students solve and check 7 problems in which three digit numbers are subtracted with borrowing.
Curated OER
Addition Word Problems 1, Version 1
In this addition worksheet, students solve word problems containing one and two digit numbers. Students complete 5 addition word problems.
Curated OER
Mixed Addition/Subtraction Word Problems One -Version 1
In this word problems worksheet, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 problems.
Curated OER
Mixed Addition and Subtraction Word Problems One- Version 4
In this addition and subtraction instructional activity, students read the word problems and use addition or subtraction to solve the problems. Students complete 5 problems.
Alabama Learning Exchange
Mix it Up! Exploring the Commutative and Associative Properties of Addition
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
Curated OER
Star Math
Practice basic subtraction and addition with your kindergarten class. The first two sections of the worksheet feature simple addition and subtraction problems, written in the horizontal format. The last section provides the problem and...
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
Turtle Coloring Puzzle (Addition and Subtraction Facts to 5)
Combine addition and coloring with this simple worksheet featuring a picture of a turtle. Learners color by number, but they must find the sum or difference of simple addition and subtraction problems to find each number. There are 13...
Curated OER
Checking Addition and Subtraction by Estimation
In this mathematics worksheet, students solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither definitely...
Curated OER
Addition A
Learners solve twenty five addition problems involving a series of one digit numbers. This worksheet would be a quick and easy way to review this topic.
Curated OER
Mixed Addition and Subtraction
In this subtraction and addition worksheet, 2nd graders use both operation with double digit numbers. Students rewrite 7 horizontal problems in the vertical position and solve for answers.
Curated OER
Addition/Subtraction Mixed - Single Digit
In this single digit addition and subtraction practice worksheet, students solve 8 problems that require them to add and subtract 1 digit numbers.
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
DK Publishing
Writing Equivalent Number Sentences
Connect the four operations with a series of number sentences. After studying the examples at the top of the page, third graders find ways to write related number sentences for addition, subtraction, multiplication, and division...
Curated OER
Fact Families
These fact families need to be completed. Scholars use addition and subtraction to complete four number sentences for each set of three numbers. The sentences are all part of the number set's fact family, and demonstrate the commutative...
Alabama Learning Exchange
Ice Fishing is for the Birds
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
Illustrative Mathematics
The Napping House
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians add...
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