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Math: Addition and Subtraction

For Teachers 2nd - 5th
Students practice addition and subtraction skills by visiting Web sites with math games, quizzes, and related activities They play various games involving sports, racing, and catching fireflies while improving basic math skills..
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Lesson Plan
Curated OER

Addition/Subtraction Strategies

For Teachers 3rd
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
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Lesson Plan
Curated OER

Addition and Subtraction in Center Time

For Teachers 1st
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
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Lesson Plan
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Math Bingo

For Teachers K - 12th
Students solve math problems and mark their Bingo game cards correctly.
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Lesson Plan
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Division and Multiplication Fact Families

For Teachers 3rd - 4th
In this math worksheet, students examine 4 pictures and write 2 division sentences and 2 multiplication sentences which go with the pictures.
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Lesson Plan
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Well,Well!

For Teachers 2nd
Second graders explore and solve a math word problem that involves a series of single digit additions and subtractions. They brainstorm ways to solve the problem, independently solve the problem using drawings, and discuss the various...
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Lesson Plan
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Subtracting Two- and Three-Digit Numbers

For Teachers 5th - 7th
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
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Lesson Plan
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Baseball Math

For Teachers 1st
First graders solve baseball-themed addition problems. Working in pairs, 1st graders drill each other on simple addition facts using baseballs. At the completion of group time, students introduce their partner and share their...
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Lesson Plan
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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...
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Fraction Facts

For Teachers 6th - 8th
Students explore the concept of fractions. In this fractions instructional activity, students perform basic operations such as addition and subtraction with fractions. Students play a game on the computer called 'Fraction Four' that...
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Thiebaud Cake Math: Elementary

For Teachers 2nd - 5th
Students explore the American artist Wayne Thiebaud. They practice addition, subtraction, fractions, money problems, and classification problems by carefully examining his painting entitled Cakes. They create a bold cake painting.
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Math with Character

For Teachers 3rd - 5th
Students write math sentences to fit a given story. They recognize number families and discuss the character traits of a sharing and relate their feeelings and experience with sharing. The Doorbell Rang story is read and the students...
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Polynomials: Addition

For Teachers 7th - 10th
Students add polynomials both vertically and horizontally. In this algebra lesson, students practice adding polynomials. The included worksheet has 27 problems, and includes the answers. To access the worksheet, the teacher will need to...
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Going Fishing

For Teachers K - 1st
In this addition facts lesson, students recognize the numbers and are able to add simple problems by participating in a fishing game. Students use a fishing pole with a washer on the end to fish for magnetic fish made out of foam....
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Chalkboard Relay

For Teachers 2nd - 3rd
Students solve addition facts. In this computation lesson plan, students participate in a relay activity where one player writes a number on the chalkboard and the second player writes a second number underneath it. The second player...
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Data Analysis and Probability Race to the Finish

For Teachers 1st - 2nd
Students practice addition facts, record data, and construct a bar graph. In this probability lesson plan, students participate in a board game in which bicycles move towards a finish line based on players completing addition problems....
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Spill the Beans

For Teachers 1st - 4th
Students explore the meaning of a fact family. In this Math lesson plan, students work in small groups to create their own fact family based on color of beans.  The beans are colored and represent a given value. Students discover the...
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Lesson Plan
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Make a Match

For Teachers 2nd
Second graders examine the relationship between addition and subtraction. In this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators)  to add and subtract.
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Lesson Plan
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Number Lines and Bead Strings

For Teachers 2nd - 3rd
Young scholars solve addition and subtraction problems using strings of beads and number lines. They mentally perform addition and subtraction problems, and write and solve story problems involving whole numbers.
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Lesson Plan
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Adding Tens

For Teachers 2nd
Second graders explore and discuss adding 10 as they predict number patterns with the hundred chart. They work in pairs, groups choose a number, 1-9, and predict what happens if they add 10 to the number. Students make-a-ten strategy...
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Shipping on the Hudson

For Teachers 3rd - 5th
Students track movements of ships, tugboats, and barges on the Hudson River estuary in order to practice addition and subtraction skills. They solve word problems by reading and interpreting data from a table. They calculate distances...
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Multiplication Books

For Teachers 2nd - 4th
Elementary schoolers create their very own multiplication book, which should help them to memorize their multiplication facts. Each pupil creates an addition and a multiplication sentence, such as: "Tommy goes to the store and bought...
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Lesson Plan
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Addition and Subtraction Facts To 20

For Teachers 1st
First graders use manipulatives, flash cards, number sentences and story problems to practice their addition and subtraction facts to twenty.
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Lesson Plan
Curated OER

Fact Family Frenzy

For Teachers 2nd
Second graders explore fact families and inverse relationships between addition and subtraction. They use flashcards to model the inverse relationships. Students complete the equations for each fact family.

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