Lesson Plan
Curated OER

Decimal Addition and Subtraction

For Teachers 4th - 5th
In this decimal addition and subtraction worksheet, students use a computer program for initial instruction, then complete 22 problems with decimals.
Worksheet
Curated OER

Relate Addition and Subtraction: Practice

For Students 4th - 5th
In this addition and subtraction worksheet, students find the missing numbers for the addition and subtraction equations. Students then complete the fact families for the addition and subtraction equations. Students finish with two test...
Lesson Plan
Curated OER

Addition & Subtraction Properties With Integers

For Teachers 6th
Sixth graders use a number line to solve addition and subtraction problems. In groups, they play a game of "Human Number Line Relay." They use a deck of cards to randomly create addition and subtraction equations and physically walk a...
Worksheet
Curated OER

Math Center: Fishing

For Students 1st - 2nd
In this math worksheet, students reinforce addition and subtraction facts 0 to 12 by collaborating in a fishing game. Students fish for numbers with a magnet and create a math sentence, flipping a coin to determine the operation used....
Lesson Plan
Curated OER

Addition With Integers

For Teachers 8th
Eighth graders investigate the concept of combing integers using addition. They begin to comprehend the connection of addition and subtraction. Students also review the concept of positive and negative numbers.
Lesson Plan
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Solving Inequalities By Using Addition And Subtraction

For Teachers 7th
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
Worksheet
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Double Deckers- Addition and Subtraction Practice

For Students 1st - 2nd
In this addition and subtraction activity, students complete number sentences using the given digits. They write an addition problem on top of a subtraction problem by filling in the blanks that are shown in pictures of double decker buses.
Worksheet
Curated OER

Using Addition to Subtract

For Students 5th - 6th
In this addition and subtraction learning exercise, students practice the skill of adding and then challenge themselves by a back-to-back subtraction equation that relates to their first addition problem.
Worksheet
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Complete the Fact Family - #1

For Students 1st - 3rd
In this addition and subtraction fact family practice worksheet, learners complete the 10 sets of fact families as they use their adding and subtracting skills to fill in the blanks in the 10 sets of number sentences.
Worksheet
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Complete the Fact Family - #2

For Students 1st - 3rd
In this addition and subtraction fact family practice worksheet, students complete the 10 sets of fact families as they use their adding and subtracting skills to fill in the blanks in the 10 sets of number sentences.
Lesson Plan
Curated OER

Ladybug Addition

For Teachers K
Students engage in an interesting lesson on addition that encourages class participation through role-play and concrete hands-on activity. They utilize the fact that ladybugs have dots on their bodies to create a fun, hands-on lesson in...
Worksheet
Curated OER

Making Numbers: Number Puzzles 1-20

For Students K - 2nd
In this number puzzle worksheet, students use their addition and subtraction skills to solve 7 problems that require them to fill in the blanks in 7 addition sentences. An example is included.
Worksheet
Curated OER

Making Numbers: Number Puzzles 1-10

For Students K - 2nd
In this number puzzle worksheet, students use their addition and subtraction skills to solve 7 problems that require them to fill in the blanks in 7 addition sentences. An example is included.
Worksheet
Curated OER

Solving addition equations

For Students 5th - 8th
In this addition equations activity, students solve equations with variables that have one and two digit numbers in them. Students complete 4 problems.
Worksheet
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At the Lake

For Students 2nd - 3rd
In this addition and subtraction activity, students write the numbers in the boxes to show the number sentence for each problem and write how many are there are in total or how many are left. Students circle the number that is added or...
Lesson Plan
Curated OER

Blueberries for Sal

For Teachers K - 2nd
Pupils read the book "Blueberries for Sal" and complete various computation math activities with blueberries. In this computation lesson, students complete number sentences, play guessing games, and solve story problems using blueberries...
Worksheet
Curated OER

Fill the Boats

For Students 1st - 3rd
For this addition and subtraction practice worksheet, students solve 12 problems by filling in the blanks in each of the number sentences with the appropriate numbers.
Worksheet
Curated OER

Making 4

For Students 2nd - 3rd
In this making 4 worksheet, students figure out and write down all the ways they can make the sum of 4 from 6 cards. Students utilize the operations of addition and subtraction in the making of their number sentences.
Handout
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Math Mammoth

Add & Subtract Integers Fact Sheet

For Students 5th - 8th Standards
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to...
Lesson Plan
Curated OER

Adding & Subtracting (Combining) Integers

For Teachers 5th - 7th Standards
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...
Worksheet
Curated OER

The Case of the Missing Numbers

For Students 1st - 3rd
In this finding the unknown numbers worksheet, students help Detective Digit solve addition and subtraction problems, match the answers with letters, and find the name of the number thief. Students solve and match 16 problems.
Lesson Plan
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Beanie Baby Bonanza

For Teachers 3rd
Third graders add and subtract decimals.  In this third grade mathematics lesson, 3rd graders are given an imaginary $100 to purchase five Beanie Babies.  Students determine which five they would like to purchase and estimate...
Worksheet
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Add or Subtract

For Students 1st - 2nd
In this problem solving worksheet, students solve 3 story problems in which a situation is described that will require addition or subtraction. Students write the correct number sentence, then solve.
Worksheet
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Tables & Data

For Students 4th
For this problem solving worksheet, 4th graders study the data found on a table involving the number of cans collected during a fund-raiser. Students utilize the concepts of addition and subtraction to solve 8 sentence word problems.