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Activity
Illustrative Mathematics

Illustrative Mathematics: Peyton and Presley Discuss Addition

For Teachers 1st - 3rd Standards
The purpose of this task is to support students in developing an understanding of a place value strategy for adding numbers. By using a representation to visualize the abstract notation, students will make sense of the strategy, adding...
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Interactive
Other

Math Exercises for Kids: Additions Up to 10

For Students 1st - 2nd Standards
Students can practice addition facts up to ten. This website can be used on smartphones and tablets.
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Unknown Type
Khan Academy

Khan Academy: Groups of Ten Objects

For Students Pre-K - 1st Standards
In this exercise, students grouping objects by 10s. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Adding Three Numbers

For Students Pre-K - 1st Standards
In this exercise, students practice addition and subtraction within 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Adding 1s or 10s (No Regrouping)

For Students Pre-K - 1st Standards
In this exercise, students practice adding 1s or 10s (no regrouping). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Adding 1 or 10

For Students Pre-K - 1st Standards
In this exercise, students practice adding 1 or 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Adding Two Digit Numbers (No Regrouping)

For Students Pre-K - 1st Standards
In this exercise, students practice adding two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Handout
Cool Math

Coolmath: Coolmath4kids: Subtraction: Fact Families

For Students 1st - 2nd Standards
Explains what fact families are for addition and subtraction and includes sample problems to try.
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Interactive
Other

Visnos: Spinners

For Students Pre-K - 1st Standards
Interactive spinners can be used by teachers and students to find the rule, use order of operations to solve, and substitute values for variables. Best results when Safari or Chrome are used.
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Handout
Cool Math

Coolmath: Coolmath4kids: How Subtraction Works

For Students K - 1st Standards
Uses visual models to explain what subtraction is and includes suggested activities for parents to try at home. It also provides links to subtraction games and more.
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Website
Cool Math

Coolmath: Coolmath4kids: Subtraction

For Students K - 1st Standards
A set of seven short tutorials on subtraction. Begins with a basic introduction to how subtraction works and covers topics such as fact families, place value, and regrouping.
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Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Find Ten [Pdf]

For Students 1st - 3rd Standards
Find two numbers that add together to make ten and record those problems.
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Unit Plan
Khan Academy

Khan Academy: Subtracting 1s or 10s (No Regrouping)

For Students 1st - 3rd Standards
Practice solving problems like 67-5 and 67-50. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Subtract 1 or 10

For Students 1st - 3rd Standards
Practice subtracting 1 or 10 from a 2-digit number (no regrouping). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Add Using Groups of 10 and 100

For Students 1st - 3rd Standards
Practice making groups of 10 and 100 while adding 3-digit numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Interactive
Fun Brain

Fun Brain: Math Baseball

For Students K - 1st Standards
Play ball while improving your math skills! Students may select addition, subtraction, multiplication, division, or a combination of any as well as a level of difficulty before beginning the game.
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Unit Plan
Goodwill

Gcf Global: Addition and Subtraction

For Students K - 1st Standards
Learn the basics of addition and subtraction, then practice what you've learned using the interactives.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Building Toward Fluency

For Teachers 1st - 2nd Standards
The purpose of this task is to promote certain addition strategies that will help students learn to fluently add and subtract within 20. Students will use a number line or magnetic cubes to solve addition problems. Students will be asked...
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Interactive
Study Pad

Splash Learn: Common Core Math Standards 1.nbt.6

For Students K - 1st Standards
[Free Registration/Login Required] Practice subtracting multiples of 10 with this online game! Choose the correct answer to the question to collect coins. Problems are shown using base ten blocks as examples or number sentences.
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Unit Plan
Khan Academy

Khan Academy: Estimate to Add and Subtract Multi Digit Whole Numbers

For Students 1st - 3rd Standards
Use estimation to find a reasonable solution to multi-digit addition and subtraction problems. Numbers are less than or equal to 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting Using Tens and Ones

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows a model of how to group using tens and ones, subtract, and then count what is left using the grouping. The video is followed by a series of practice...
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Interactive
Starfall

Starfall: Addition Sums to 10

For Students 1st - 2nd Standards
An engaging interactive math activity where students practice adding two sets of objects with a sum less than or equal to ten.
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Lesson Plan
Alabama Learning Exchange

Alex: Mission Addition With Subtraction Action

For Teachers Pre-K - 1st Standards
This lesson uses manipulatives, acting out situations, and verbal explanations along with technology to work on addition and subtraction with kindergarten students. Students will work in groups to practice different methods of adding and...
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Interactive
ABCya

Ab Cya: Base Ten Blocks

For Students K - 1st Standards
ABCya! Base Ten Blocks virtual manipulatives is to help students learn mathematical concepts including addition, subtraction, number sense, place value and counting.