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Interactive
CK-12 Foundation

Integers: Tiling a Chessboard with Dominoes

For Students 6th - 8th Standards
Ten questions make up an interactive all about integers. Scholars answer multiple choice, short answer, and discussion questions using a 4x4 chessboard and dominoes.
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Worksheet
Curated OER

Make Ten to Add

For Students 2nd - 3rd
In this making ten worksheet, students learn to use pictographs or math tables to help them learn to make ten in addition word problems.
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Worksheet
Curated OER

Addition With Decimals B

For Students 5th - 6th
In this decimal addition instructional activity, students solve 30 problems in which decimal numbers to the ten thousandths place are added. The first half of the page has problems shown vertically with the decimal points already lined...
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Worksheet
Curated OER

Addition

For Students 1st - 2nd
In this solving addition problems worksheet, students solve one-digit problems written vertically and horizontally. Students solve 29 problems.
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Lesson Plan
Curated OER

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 instructional activity, students participate in a board game in which bicycles move towards a finish line based on players completing addition...
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Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 1st - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 1 and 2 digit numbers. Students may submit their answers to be scored.
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Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 4th - 6th
In this online interactive math skills learning exercise, students solve 10 multiple choice math problems that require them to add and subtract using whole numbers and decimals. Students may submit their answers to be scored.
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Worksheet
Curated OER

Mixed Addition

For Students 1st - 2nd
For this addition practice worksheet, students use their math skills to solve 29 problems that require them to add 1 and 2 digit numbers horizontally and vertically.
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Worksheet
Curated OER

Mixed Addition 2

For Students 1st - 2nd
In this addition practice worksheet, students use their math skills to solve 29 problems that require them to add 1 and 2 digit numbers horizontally and vertically.
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Worksheet
Curated OER

Mixed Addition and Subtraction

For Students 1st - 2nd
For this addition and subtraction practice worksheet, students use their math skills to solve 26 problems that require them to add and subtract 1 and 2 digit numbers horizontally and vertically.
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PPT
Curated OER

Shortcuts in Addition

For Teachers 3rd
This PowerPoint demonstrates adding numbers to make 10s using examples of long column addition.
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Worksheet
Curated OER

Ways to Make 9 and 10

For Students K - 1st
Word problems are great skill builders! Here are 6 basic word problems intended to boost addition skills. Leaners work through each problem and discover various ways to make 9 and 10.
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Worksheet
Curated OER

Add and Subtract Equations with Equal Sign

For Students 1st - 2nd
Gain exposure to addition and subtraction symbols. First, pupils examine a visual number sentence (featuring Sponge Bob), filling in the correct symbol to make it a complete equation. Next, they read a run-on number sentence involving...
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Activity
Illustrative Mathematics

Building toward fluency

For Teachers 2nd - 3rd Standards
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...
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Worksheet
Curated OER

Adding Machines

For Students K - 1st
Turn your first graders into adding machines! This is a fun way to practice single-digit addition, and scholars complete 25 equations. Each machine has a function; five numbers go into the machine, are added to, and emerge on the other...
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Activity
Florida Center for Reading Research

Phonics: Varient Correspondances, Silent "e" Changes

For Teachers K - 1st Standards
Engage early readers in a silent e activity to help them understand the changes the letter can make to a simple word. With the provided cards, learners read and write each word as it appears without the silent e. Then they read and write...
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Lesson Plan
Curated OER

Making 10 to Add 7, 8, and 9

For Teachers 2nd - 3rd
In this math worksheet, pupils solve addition problems with 7, 8 and 9 by using a ten-frame and counters. Students follow the detailed directions for addition on the page. There are also 5 activities to do with a study buddy.
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Unit Plan
National Security Agency

Introducing Integers and Their Operations

For Teachers 6th - 8th Standards
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...
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Interactive
Curated OER

Using Addition and Subtraction to Solve Problems II: Post Test

For Students 3rd - 4th
In this addition and subtraction worksheet, students answer a set of 10 multiple choice questions, clicking on a link to print page or view correct answers.
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Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
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Worksheet
Curated OER

Practice Adding

For Students K - 2nd Standards
Challenge your first graders with 24 addition problems. The first section of problems use numbers from 5 to 64, while the second section contains problems adding three numbers together. The last few problems prompt young mathematicians...
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Lesson Plan
Alabama Learning Exchange

Ice Fishing is for the Birds

For Teachers K - 1st Standards
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
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Worksheet
Curated OER

Crabby Math

For Students 1st - 3rd
Here are 4 different (yet related) worksheets and an answer key for each. The class will work through each sheet, adding single-digit number to find sums. They then color in the sums that meet each worksheets instructions. For example:...
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Worksheet
Curated OER

Count How Many

For Students K - 1st Standards
How many now? Math beginners will benefit from this introduction to addition which doesn't even include addition symbols. They read number sentences in word form; however the numbers are in numeric form (for example, "1 and 2 more...