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Worksheet
Curated OER

Making Numbers: Number Puzzles 1-10

For Students K - 2nd
For 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.
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Lesson Plan
Curated OER

Musical Addition

For Teachers K
Students place objects on their storyboards to show the equations that they are given. They draw and color objects to show the equations. Students listen to and sing addition songs.
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Lesson Plan
Curated OER

Native American Pebble and Pot Game

For Teachers Pre-K - 1st
Students participate in a game using 12 manipulatives.  In this addition and subtraction lesson students play a game originated by the Native Americans and  look at a number of items and calculate how many are hidden. Items looked at and...
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Lesson Plan
Curated OER

Just a Minute!

For Teachers K - 12th
Students put the standard measure of clock time -- the minute -- in perspective. This lesson can be modified for virtually any grade level. They write about what they learned about a minute as a result of the activities.
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Worksheet
Curated OER

Subtraction, 2 Digit Subtraction 4

For Students K - 2nd
In this subtraction practice learning exercise, students solve 15 problems that require them to subtract 1or 2-digit numbers from 2-digit numbers.
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Worksheet
Curated OER

Beginning Addition

For Students Pre-K - 1st
In this adding activity, students add pictures and their corresponding numbers to solve the problems. Students add four problems.
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Lesson Plan
Curated OER

Finding Sums to 6

For Teachers Pre-K - 2nd
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
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Lesson Plan
Curated OER

Classroom Christmas Tree

For Teachers K
Students practice their addition by participating in a Christmas Tree activity.  In this holiday math instructional activity, students complete math problems at their desk and match their answers with ornaments on a tree.  Students are...
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Worksheet
Curated OER

To a Tee

For Students K - 1st
In this addition worksheet, students solve 9 problems in which ten T shirts are colored with two different colors. Students write the addition fact with the sum of ten. Students do this 9 times.
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Lesson Plan
Pennsylvania Department of Education

Some Special Sums

For Teachers Pre-K - 2nd
Pupils study addition. In this math lesson, students solve doubles and doubles plus one addition facts. Pupils roll dice and use the numbers to create addition problems.
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Lesson Plan
Pennsylvania Department of Education

Links Away: Looking Back and Moving Forward

For Teachers Pre-K - 2nd
Students explore fact families. In this math lesson, students use links to model a fact family. Students solve addition and subtraction problems.
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Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
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Lesson Plan
Curated OER

Combining Foods

For Teachers Pre-K - 2nd
Students explore addition. In this math lesson, students discover how addition and subtraction are related. Students model related addition and subtraction facts.
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Lesson Plan
Curated OER

Number Tick Tack Toe

For Teachers K - 3rd
Students practice basic addition and subtraction facts to twelve. They use high level thinking skills to win at the game of tick tack toe. Students review the rules to the game. They use strategy skills to master the game.
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Lesson Plan
Curated OER

Do it With Dominoes

For Teachers K - 2nd
Students explore modes for addition.  In this K-2 mathematics lesson, students investigate the four models of addition (counting, sets, number line, and balanced equations) using dominoes.  Students examine the relationship between...
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Worksheet
Curated OER

Add Seven

For Students K - 1st
In this adding single digit numbers activity, students solve 15 problems that require them to add single digit numbers to the number 7.
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Worksheet
Curated OER

Add Six

For Students K - 1st
In this adding single digit numbers activity, students solve 15 problems that require them to add single digit numbers to the number 6.
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Lesson Plan
Curated OER

Counting Petals

For Teachers K - 2nd
Students solve addition and subtraction problems. In this problem solving lesson, students solve math problems written on flowers. Using petals as a counting aid, students demonstrate the answer by attaching the correct number of petals...
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Lesson Plan
Beacon Learning Center

Fishing for Tens

For Teachers K - 2nd Standards
Children brainstorm and list pairs of numbers that equal ten. In small groups they play Tens Go Fish, which is like regular Go Fish, except your goal is to make pairs that equal ten. Make math fun with this fishing game! A worksheet is...
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Lesson Plan
Curated OER

Book Title: Ten Flashing Fireflies

For Teachers K
This instructional activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their...
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Worksheet
Curated OER

Adding One to Nine

For Students K - 1st
Give your students a chance to review their basic addition with these twenty-five problems. All problems include single digits, and some problems add up to ten. The problems are presented as column addition problems, making it an ideal...
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Lesson Plan
Illustrative Mathematics

Equality Number Sentences

For Teachers K - 2nd Standards
Understanding the concept of equality is fundamental to the success of young mathematicians. To explore this basic idea, children compare the dots arranged in pairs of rectangles in order to determine whether or not they contain an equal...
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Lesson Plan
Curated OER

Understanding 10: Backwards and Forwards

For Teachers Pre-K - 2nd
Help your young mathematicians completely master 10 by practicing one-to-one correspondence, number recognition, and recording numbers displayed. They make 10 with groups of two-different colored cubes and color in 10-frames to show how...
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Lesson Plan
Curated OER

Whistle Mixer

For Teachers K - 1st
Students engage in an easy way to practice addition and subtraction skills while moving in different ways.

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