Worksheet
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Fact Families

For Students 3rd - 4th
In this fact families activity, students solve 6 word problems involving either addition or subtraction. Students use knowledge of fact families to solve each problem.
Lesson Plan
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Analysing a game

For Teachers 3rd - 5th
Students play a game called 'Limit 2' and analyse their moves in order to establish a winning strategy. The subtraction game in this activity is one of a number of games in a unit called 'Analysing games' in the above publication.
Lesson Plan
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Target Number

For Teachers 3rd - 5th
Students manipulate five random cards out of a deck of cards to get the target number. In this equations lesson plan, students manipulate cards around with the use of addition, subtraction, multiplication, and division in order to get...
Lesson Plan
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Water Bucket Relay

For Teachers 3rd
Third graders, in teams, play a subtraction game called Water Bucket Relay.
Lesson Plan
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Don't Eat the Crayons: Real-Life Multiplication

For Teachers 3rd
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
Lesson Plan
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Getting to Base 10

For Teachers K - 3rd
Learners compare and contrast number systems from around the world. They study the decimal system to design and create their own base 10 sticks. Afterward, they use base 10 sticks to solve various addition and subtraction problems.
Lesson Plan
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How Many Cherries?

For Teachers 1st - 3rd
Students practice working together as a class to solve simple word problems involving cherries. They make sketches to utilize as a tool for solving problems. With a partner, they select an addition or subtraction problem to illustrate...
Lesson Plan
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Spin Your Number Wheels!

For Teachers 1st - 3rd
Students measure and problem solve to fabricate a multi-step, interactive math-learning tool. They calculate correct number bonds (equations) while using their number wheels. Students comprehend that addition and subtraction are inverse...
Worksheet
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Check Subtraction

For Students 3rd - 4th
In this subtraction worksheet, students enhance their subtraction skills by solve the six word problems and then checking their subtraction with addition.
Worksheet
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T. Smith Publishing

Halloween Add or Subtract

For Students 2nd - 4th Standards
A jack-o-lantern containing a ghost top this page, making it a seasonal addition to your math lessons. On it, your little goblins will practice addition and subtraction of three-digit numbers. A terrific tool when working on Common Core...
Lesson Plan
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Handy Measurement: Using Non-Standard Measuring Tools

For Teachers 1st - 3rd
Learners examine different types of non-standard measurement. In this measuring lesson, students utilize their fingers, palms and feet as measuring tools. Learners discuss the difference between measuring using parts of their body and...
Lesson Plan
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I Want It All!

For Teachers 3rd
Third graders understand the economics of choices in buying. In this goods and services instructional activity, 3rd graders participate in activities to make choices about purchases. Students write stories, answer questions, and complete...
Lesson Plan
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Math Jeopardy

For Teachers 2nd - 3rd
This computation math review PowerPoint enables students to review concepts such as subtraction, addition, multiplication, fractions and division. This PowerPoint is based on the "Jeopardy" game show and allows students to participate...
Worksheet
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Number Lines and Whole Numbers

For Students 1st - 3rd
Use number lines to visually represent addition and subtraction equations. First, scholars complete an addition number sentence and represent the equation on a number line. Next, they examine a number line and write the corresponding...
Lesson Plan
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Area Applet

For Teachers 3rd - 6th
Elementary math classes calculate the area of a shape and explain the correlation between the size of the perimeter and the areas that can be contained within that perimeter. They also explain the effect the shape of the perimeter has on...
Lesson Plan
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Touring Delmarva

For Teachers 3rd - 4th
Students plan a trip.  In this trip planning lesson plan, students use a map to find where they would like to visit with a pretend family of 4. They get a specific amount of money and time and need to decide where they will stay and...
Lesson Plan
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What's on Sale?

For Teachers 3rd - 5th
Students explore sale items.  In this money and percent math lesson, students work in groups to locate food ads in the newspaper.  Students identify sales and calculate final prices using percentage discounts.  Students...
Lesson Plan
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Battle of "The Cents"

For Teachers 2nd - 4th
Students explore money. In this counting money instructional activity, students play a card game using the rules of "War." Students turn over cards, determine the money value represented, and the student with the highest value keeps the...
Lesson Plan
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Equations in the Park

For Teachers 3rd - 4th
Young scholars explore algebraic concepts using real life situations.  In this equations lesson, students develop strategies to solve missing number problems. Young scholars participate in a board game based on algebraic equations.
Lesson Plan
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Using the Correct Vocabulary to Solve Problems

For Teachers 3rd
Third graders examine the vocabulary and strategies to be used with addition, subtraction, and multiplication word and story problems. They observe the teacher solve a variety of problems, then write and illustrate their own original...
Lesson Plan
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Musical Math

For Teachers 1st - 3rd
Students play a game of mathematical musical chairs, moving from desk to desk solving addition and subtraction problems.
Lesson Plan
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Replacement and Probability

For Teachers 3rd - 9th
Students explore sampling with and without replacement. They explore the effects on the probability of drawing a desired object. Students examine probability and the difference between sampling with and without replacement.
Lesson Plan
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Turtle Tales

For Teachers 2nd - 3rd
Students watch videos and fill out worksheets about the turtles and their journey to the Costa Rican beach. In this turtles lesson plan, students learn and discuss survival, predator and prey, and stages of development.
Lesson Plan
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Working Watermelon

For Teachers 2nd - 4th Standards
You're going to wish you had a watermelon for this lesson plan! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what...