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View all resourcesMathAdditionAddition Strategies
33 results
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1st and 2nd Grade
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33 results
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Showing Results for letter knowledge

33 results
Search for: letter, knowledge
✕
Math
✕
1st and 2nd Grade
✕
Clear all
33 results
Treasure Diving: Finding 10 More Three-Digit Addition
Treasure Diving: Finding 10 More Three-Digit Addition
Game
Treasure Diving: Finding 10 More Three-Digit Addition large image
Treasure Diving: Finding 10 More Three-Digit Addition
Second Grade
Addition
Build up second graders’ math knowledge with a diving game about three-digit addition.
Game
Treasure Diving: Finding 10 More Three-Digit Addition
Treasure Diving: Finding 10 More Three-Digit Addition
Game
Treasure Diving: Finding 10 More Three-Digit Addition
Build up second graders’ math knowledge with a diving game about three-digit addition.
Second Grade
Addition
Game
Adding Tens and Ones #3
Adding Tens and Ones #3
Worksheet
Adding Tens and Ones #3 large image
Adding Tens and Ones #3
First Grade
Addition
Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!
Worksheet
Adding Tens and Ones #3
Adding Tens and Ones #3
Worksheet
Adding Tens and Ones #3
Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!
First Grade
Addition
Worksheet
Add Two-Digit Numbers Using a Hundred Chart
Add Two-Digit Numbers Using a Hundred Chart
Interactive Worksheet
Add Two-Digit Numbers Using a Hundred Chart large image
Add Two-Digit Numbers Using a Hundred Chart
Second Grade
Addition
Sharpen second graders' hundred chart know-how with this addition worksheet!
Interactive Worksheet
Add Two-Digit Numbers Using a Hundred Chart
Add Two-Digit Numbers Using a Hundred Chart
Interactive Worksheet
Add Two-Digit Numbers Using a Hundred Chart
Sharpen second graders' hundred chart know-how with this addition worksheet!
Second Grade
Addition
Interactive Worksheet
Water Rafting: Compose Numbers to Make 20 (Game 3)
Water Rafting: Compose Numbers to Make 20 (Game 3)
Game
Water Rafting: Compose Numbers to Make 20 (Game 3) large image
Water Rafting: Compose Numbers to Make 20 (Game 3)
First Grade
Addition
Children use their mental math skills to determine which equations add up to 20 in this math game.
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
Water Rafting: Compose Numbers to Make 20 (Game 3)
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
Children use their mental math skills to determine which equations add up to 20 in this math game.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1) large image
Treasure Diving: Compose Numbers to Make 10 (Game 1)
First Grade
Addition
How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1) large image
Treasure Diving: Compose Numbers to Make 20 (Game 1)
First Grade
Addition
Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3) large image
Treasure Diving: Compose Numbers to Make 20 (Game 3)
First Grade
Addition
In this energizing math game, think about how different numbers can add up to 20.
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
In this energizing math game, think about how different numbers can add up to 20.
First Grade
Addition
Game
Ski Racer: Three-Digit Addition and Finding 100 More
Ski Racer: Three-Digit Addition and Finding 100 More
Game
Ski Racer: Three-Digit Addition and Finding 100 More large image
Ski Racer: Three-Digit Addition and Finding 100 More
Second Grade
Addition
Reinforce your child's three-digit addition skills with this ski-themed learning adventure!
Game
Ski Racer: Three-Digit Addition and Finding 100 More
Ski Racer: Three-Digit Addition and Finding 100 More
Game
Ski Racer: Three-Digit Addition and Finding 100 More
Reinforce your child's three-digit addition skills with this ski-themed learning adventure!
Second Grade
Addition
Game
Addition Puzzle: 20s
Addition Puzzle: 20s
Worksheet
Addition Puzzle: 20s large image
Addition Puzzle: 20s
First Grade
Addition
Challenge your first grader to find all of the possible sums of 20 by moving through the maze on this worksheet.
Worksheet
Addition Puzzle: 20s
Addition Puzzle: 20s
Worksheet
Addition Puzzle: 20s
Challenge your first grader to find all of the possible sums of 20 by moving through the maze on this worksheet.
First Grade
Addition
Worksheet
Water Rafting: Compose Numbers to Make 20 (Game 1)
Water Rafting: Compose Numbers to Make 20 (Game 1)
Game
Water Rafting: Compose Numbers to Make 20 (Game 1) large image
Water Rafting: Compose Numbers to Make 20 (Game 1)
First Grade
Addition
Children race down the river and across the finish line by choosing the equations that make 20.
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
Water Rafting: Compose Numbers to Make 20 (Game 1)
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
Children race down the river and across the finish line by choosing the equations that make 20.
First Grade
Addition
Game
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Interactive Worksheet
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2 large image
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Second Grade
Addition
Practice using place value to solve addition problems with this math worksheet!
Interactive Worksheet
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Interactive Worksheet
Place Value Chart Addition With Missing Digits: Sums to 1,000 #2
Practice using place value to solve addition problems with this math worksheet!
Second Grade
Addition
Interactive Worksheet
Add and Subtract Lengths With Number Lines #2
Add and Subtract Lengths With Number Lines #2
Worksheet
Add and Subtract Lengths With Number Lines #2 large image
Add and Subtract Lengths With Number Lines #2
Second Grade
Addition
Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!
Worksheet
Add and Subtract Lengths With Number Lines #2
Add and Subtract Lengths With Number Lines #2
Worksheet
Add and Subtract Lengths With Number Lines #2
Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!
Second Grade
Addition
Worksheet
Doubles Plus Two and Doubles Minus Two #2
Doubles Plus Two and Doubles Minus Two #2
Interactive Worksheet
Doubles Plus Two and Doubles Minus Two #2 large image
Doubles Plus Two and Doubles Minus Two #2
First Grade
Addition
Solve addition problems using the near-doubles method with this helpful worksheet!
Interactive Worksheet
Doubles Plus Two and Doubles Minus Two #2
Doubles Plus Two and Doubles Minus Two #2
Interactive Worksheet
Doubles Plus Two and Doubles Minus Two #2
Solve addition problems using the near-doubles method with this helpful worksheet!
First Grade
Addition
Interactive Worksheet
Double Puzzles: Part Part Whole
Double Puzzles: Part Part Whole
Interactive Worksheet
Double Puzzles: Part Part Whole large image
Double Puzzles: Part Part Whole
First Grade
Addition
Practice adding doubles with this colorful worksheet!
Interactive Worksheet
Double Puzzles: Part Part Whole
Double Puzzles: Part Part Whole
Interactive Worksheet
Double Puzzles: Part Part Whole
Practice adding doubles with this colorful worksheet!
First Grade
Addition
Interactive Worksheet
Place Value Chart Addition With Missing Digits: Sums to 100 #1
Place Value Chart Addition With Missing Digits: Sums to 100 #1
Worksheet
Place Value Chart Addition With Missing Digits: Sums to 100 #1 large image
Place Value Chart Addition With Missing Digits: Sums to 100 #1
Second Grade
Addition
There’s value in adding with place value! Practice using place value charts in this charming second-grade worksheet!
Worksheet
Place Value Chart Addition With Missing Digits: Sums to 100 #1
Place Value Chart Addition With Missing Digits: Sums to 100 #1
Worksheet
Place Value Chart Addition With Missing Digits: Sums to 100 #1
There’s value in adding with place value! Practice using place value charts in this charming second-grade worksheet!
Second Grade
Addition
Worksheet
Make Ten to Add #1
Make Ten to Add #1
Worksheet
Make Ten to Add #1 large image
Make Ten to Add #1
First Grade
Addition
Enhance your addition skills with this colorful first-grade worksheet about making 10!
Worksheet
Make Ten to Add #1
Make Ten to Add #1
Worksheet
Make Ten to Add #1
Enhance your addition skills with this colorful first-grade worksheet about making 10!
First Grade
Addition
Worksheet
Adding Tens and Ones #2
Adding Tens and Ones #2
Worksheet
Adding Tens and Ones #2 large image
Adding Tens and Ones #2
First Grade
Addition
Practice using place value charts to find sums with this addition worksheet for first and second graders!
Worksheet
Adding Tens and Ones #2
Adding Tens and Ones #2
Worksheet
Adding Tens and Ones #2
Practice using place value charts to find sums with this addition worksheet for first and second graders!
First Grade
Addition
Worksheet
Place Value Chart Addition With Regrouping: Sums to 100 #3
Place Value Chart Addition With Regrouping: Sums to 100 #3
Worksheet
Place Value Chart Addition With Regrouping: Sums to 100 #3 large image
Place Value Chart Addition With Regrouping: Sums to 100 #3
Second Grade
Addition
Master two-digit addition in this second-grade worksheet!
Worksheet
Place Value Chart Addition With Regrouping: Sums to 100 #3
Place Value Chart Addition With Regrouping: Sums to 100 #3
Worksheet
Place Value Chart Addition With Regrouping: Sums to 100 #3
Master two-digit addition in this second-grade worksheet!
Second Grade
Addition
Worksheet
Doubles to 10: Cut and Paste #1
Doubles to 10: Cut and Paste #1
Worksheet
Doubles to 10: Cut and Paste #1 large image
Doubles to 10: Cut and Paste #1
Kindergarten
Addition
Practice adding doubles facts with this engaging worksheet!
Worksheet
Doubles to 10: Cut and Paste #1
Doubles to 10: Cut and Paste #1
Worksheet
Doubles to 10: Cut and Paste #1
Practice adding doubles facts with this engaging worksheet!
Kindergarten
Addition
Worksheet
Adding Doubles to Find Doubles Plus 1
Adding Doubles to Find Doubles Plus 1
Interactive Worksheet
Adding Doubles to Find Doubles Plus 1 large image
Adding Doubles to Find Doubles Plus 1
Second Grade
Addition
Learn how to use doubles facts to solve other addition problems!
Interactive Worksheet
Adding Doubles to Find Doubles Plus 1
Adding Doubles to Find Doubles Plus 1
Interactive Worksheet
Adding Doubles to Find Doubles Plus 1
Learn how to use doubles facts to solve other addition problems!
Second Grade
Addition
Interactive Worksheet
Add Using Compensation: Number Line Models #3
Add Using Compensation: Number Line Models #3
Interactive Worksheet
Add Using Compensation: Number Line Models #3 large image
Add Using Compensation: Number Line Models #3
Second Grade
Addition

Master the compensation strategy with this second- and third-grade math worksheet!

Interactive Worksheet
Add Using Compensation: Number Line Models #3
Add Using Compensation: Number Line Models #3
Interactive Worksheet
Add Using Compensation: Number Line Models #3

Master the compensation strategy with this second- and third-grade math worksheet!

Second Grade
Addition
Interactive Worksheet
Doubles Plus One and Doubles Minus One #1
Doubles Plus One and Doubles Minus One #1
Interactive Worksheet
Doubles Plus One and Doubles Minus One #1 large image
Doubles Plus One and Doubles Minus One #1
First Grade
Addition
Practice solving near-doubles facts with this engaging worksheet!
Interactive Worksheet
Doubles Plus One and Doubles Minus One #1
Doubles Plus One and Doubles Minus One #1
Interactive Worksheet
Doubles Plus One and Doubles Minus One #1
Practice solving near-doubles facts with this engaging worksheet!
First Grade
Addition
Interactive Worksheet
Add Using a Hundred Chart: Write the Equation #3
Add Using a Hundred Chart: Write the Equation #3
Worksheet
Add Using a Hundred Chart: Write the Equation #3 large image
Add Using a Hundred Chart: Write the Equation #3
Second Grade
Addition
Master two-digit addition with these hundred chart problems!
Worksheet
Add Using a Hundred Chart: Write the Equation #3
Add Using a Hundred Chart: Write the Equation #3
Worksheet
Add Using a Hundred Chart: Write the Equation #3
Master two-digit addition with these hundred chart problems!
Second Grade
Addition
Worksheet
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Worksheet
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1 large image
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Second Grade
Addition
Practice your addition skills with this inviting second-grade worksheet!
Worksheet
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Worksheet
Place Value Chart Addition Without Regrouping: Sums to 1,000 #1
Practice your addition skills with this inviting second-grade worksheet!
Second Grade
Addition
Worksheet
Make a Friendly Ten: Add Using Compensation #3
Make a Friendly Ten: Add Using Compensation #3
Worksheet
Make a Friendly Ten: Add Using Compensation #3 large image
Make a Friendly Ten: Add Using Compensation #3
Second Grade
Addition
Dive into compensation with the help of trusty tens in this inviting worksheet!
Worksheet
Make a Friendly Ten: Add Using Compensation #3
Make a Friendly Ten: Add Using Compensation #3
Worksheet
Make a Friendly Ten: Add Using Compensation #3
Dive into compensation with the help of trusty tens in this inviting worksheet!
Second Grade
Addition
Worksheet
Doubles to 10: Cut and Paste #3
Doubles to 10: Cut and Paste #3
Worksheet
Doubles to 10: Cut and Paste #3 large image
Doubles to 10: Cut and Paste #3
Kindergarten
Addition
Test your addition skills with this charming doubles worksheet!
Worksheet
Doubles to 10: Cut and Paste #3
Doubles to 10: Cut and Paste #3
Worksheet
Doubles to 10: Cut and Paste #3
Test your addition skills with this charming doubles worksheet!
Kindergarten
Addition
Worksheet
Hundred Chart Addition: Missing Number Cut and Paste
Hundred Chart Addition: Missing Number Cut and Paste
Interactive Worksheet
Hundred Chart Addition: Missing Number Cut and Paste large image
Hundred Chart Addition: Missing Number Cut and Paste
First Grade
Addition
Test your addition skills with this hands-on math worksheet!
Interactive Worksheet
Hundred Chart Addition: Missing Number Cut and Paste
Hundred Chart Addition: Missing Number Cut and Paste
Interactive Worksheet
Hundred Chart Addition: Missing Number Cut and Paste
Test your addition skills with this hands-on math worksheet!
First Grade
Addition
Interactive Worksheet
Making 14
Making 14
Activity
Making 14 large image
Making 14
First Grade
Addition
Want to make math a little more exciting? This single-player game is designed to help your child practice combining cards to create sums of 14.
Activity
Making 14
Making 14
Activity
Making 14
Want to make math a little more exciting? This single-player game is designed to help your child practice combining cards to create sums of 14.
First Grade
Addition
Activity
Around the House
Around the House
Activity
Around the House large image
Around the House
First Grade
Addition
Use this fun math board game to improve your first grader's confidence with addition facts.
Activity
Around the House
Around the House
Activity
Around the House
Use this fun math board game to improve your first grader's confidence with addition facts.
First Grade
Addition
Activity
EL
Three Addend Word Problems
Three Addend Word Problems
Lesson Plan
Three Addend Word Problems large image
Three Addend Word Problems
First Grade
Addition
Support your students' understanding of word problems as they invent strategies to add three addends in any order. Use this scaffolded EL lesson plan alone or with How'd You Get that Many?
Lesson Plan
EL
Three Addend Word Problems
Three Addend Word Problems
Lesson Plan
Three Addend Word Problems
Support your students' understanding of word problems as they invent strategies to add three addends in any order. Use this scaffolded EL lesson plan alone or with How'd You Get that Many?
First Grade
Addition
Lesson Plan
12