SKIP TO CONTENT
Worksheet Generator
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
All Subjects
Math
Addition
Subtopics:
Addition Strategies
Addition Fact Fluency
Addition Properties
Repeated Addition
Multi-Digit Addition
Addition Word Problems
Show Less
Filters
Search for: 20
✕
Math
✕
Elementary School
✕
Subjects
Math
English Language Arts
Science
Social Studies
Grade Level
Pre-K
K
1st
2nd
3rd
4th
5th
6th
7th
8th
Early Childhood
Elementary School
Middle School
Resource Type
Worksheets
Games
Lesson Plans
Interactive Worksheets
Activities
Exercises
Offline Games
Guided Lessons
Occasion
St. Patrick's Day
Spring
Easter
Summer
Fall
Halloween
Winter
Holidays
Thanksgiving
Christmas
Valentine's Day
Common Core
Yes
Game Type
Puzzles & Sudoku
Coloring
Yes
English Language Support
Yes
See More
Clear All
View 186 results
Showing Results for 20 : Page 4
186 results
Search for: 20
✕
Math
✕
Elementary School
✕
Clear All
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
186 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Build It on a Ten Frame
Lesson Plan
Build It on a Ten Frame
First Grade
Addition
Students will get plenty of practice composing tens with ten frames to add to 20! Use this scaffolded EL Lesson alone or for more addition practice before teaching the
Scavenger Hunt Addition
lesson.
Lesson Plan
Build It on a Ten Frame
Lesson Plan
Build It on a Ten Frame
Students will get plenty of practice composing tens with ten frames to add to 20! Use this scaffolded EL Lesson alone or for more addition practice before teaching the
Scavenger Hunt Addition
lesson.
First Grade
Addition
Lesson Plan
Addition Number Grab
Lesson Plan
Addition Number Grab
First Grade
Addition
Give students plenty of practice adding to 20 with this fun game! Use this scaffolded EL Lesson alone or for more addition practice before teaching the
Do Math with M&Ms
lesson.
Lesson Plan
Addition Number Grab
Lesson Plan
Addition Number Grab
Give students plenty of practice adding to 20 with this fun game! Use this scaffolded EL Lesson alone or for more addition practice before teaching the
Do Math with M&Ms
lesson.
First Grade
Addition
Lesson Plan
Subtraction 3
Guided Lesson
Subtraction 3
Second Grade
Addition
Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.
Guided Lesson
Subtraction 3
Guided Lesson
Subtraction 3
Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.
Second Grade
Addition
Guided Lesson
Winter Find, Count, and Add
Interactive Worksheet
Winter Find, Count, and Add
First Grade
Addition
The fun quickly adds up with this winter-themed addition activity page for first graders!
Interactive Worksheet
Winter Find, Count, and Add
Interactive Worksheet
Winter Find, Count, and Add
The fun quickly adds up with this winter-themed addition activity page for first graders!
First Grade
Addition
Interactive Worksheet
Finding True Number Sentences Maze #2
Interactive Worksheet
Finding True Number Sentences Maze #2
First Grade
Addition
Engage young learners with another fun math maze!
Interactive Worksheet
Finding True Number Sentences Maze #2
Interactive Worksheet
Finding True Number Sentences Maze #2
Engage young learners with another fun math maze!
First Grade
Addition
Interactive Worksheet
Finding True Number Sentences Maze #3
Interactive Worksheet
Finding True Number Sentences Maze #3
First Grade
Addition
Keep young minds sharp with another fun math maze!
Interactive Worksheet
Finding True Number Sentences Maze #3
Interactive Worksheet
Finding True Number Sentences Maze #3
Keep young minds sharp with another fun math maze!
First Grade
Addition
Interactive Worksheet
Sweet Sums: Valentine's Addition
Interactive Worksheet
Sweet Sums: Valentine's Addition
First Grade
Addition
Build a chocolate box while practicing addition in this Valentine’s Day worksheet for first and second graders!
Interactive Worksheet
Sweet Sums: Valentine's Addition
Interactive Worksheet
Sweet Sums: Valentine's Addition
Build a chocolate box while practicing addition in this Valentine’s Day worksheet for first and second graders!
First Grade
Addition
Interactive Worksheet
Addition Color by Number
Worksheet
Addition Color by Number
First Grade
Addition
Looking for a different way to engage your child with his addition facts? This color by number underwater scene might do the trick!
Worksheet
Addition Color by Number
Worksheet
Addition Color by Number
Looking for a different way to engage your child with his addition facts? This color by number underwater scene might do the trick!
First Grade
Addition
Worksheet
Balancing Equations: Cut and Paste #1
Interactive Worksheet
Balancing Equations: Cut and Paste #1
First Grade
Addition
Practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
Interactive Worksheet
Balancing Equations: Cut and Paste #1
Interactive Worksheet
Balancing Equations: Cut and Paste #1
Practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
First Grade
Addition
Interactive Worksheet
Balancing Equations: Cut and Paste #2
Interactive Worksheet
Balancing Equations: Cut and Paste #2
First Grade
Addition
Get more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
Interactive Worksheet
Balancing Equations: Cut and Paste #2
Interactive Worksheet
Balancing Equations: Cut and Paste #2
Get more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
First Grade
Addition
Interactive Worksheet
Balancing Equations: Cut and Paste #3
Interactive Worksheet
Balancing Equations: Cut and Paste #3
First Grade
Addition
Get even more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
Interactive Worksheet
Balancing Equations: Cut and Paste #3
Interactive Worksheet
Balancing Equations: Cut and Paste #3
Get even more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!
First Grade
Addition
Interactive Worksheet
Double Puzzles: Part Part Whole
Interactive Worksheet
Double Puzzles: Part Part Whole
First Grade
Addition
Practice adding doubles with this colorful worksheet!
Interactive Worksheet
Double Puzzles: Part Part Whole
Interactive Worksheet
Double Puzzles: Part Part Whole
Practice adding doubles with this colorful worksheet!
First Grade
Addition
Interactive Worksheet
Build a City: Compose Numbers 17–18
Worksheet
Build a City: Compose Numbers 17–18
Second Grade
Addition
Practice fluency by building a flourishing city in this second-grade worksheet!
Worksheet
Build a City: Compose Numbers 17–18
Worksheet
Build a City: Compose Numbers 17–18
Practice fluency by building a flourishing city in this second-grade worksheet!
Second Grade
Addition
Worksheet
Take Your Shot: Addition to 10
Interactive Worksheet
Take Your Shot: Addition to 10
First Grade
Addition
The ball is in your court as you solve these addition problems!
Interactive Worksheet
Take Your Shot: Addition to 10
Interactive Worksheet
Take Your Shot: Addition to 10
The ball is in your court as you solve these addition problems!
First Grade
Addition
Interactive Worksheet
Summer Find, Count, and Add
Interactive Worksheet
Summer Find, Count, and Add
First Grade
Addition
Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet!
Interactive Worksheet
Summer Find, Count, and Add
Interactive Worksheet
Summer Find, Count, and Add
Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet!
First Grade
Addition
Interactive Worksheet
Adding Doubles to Find Doubles Plus 1
Interactive Worksheet
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
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
Spring Find, Count, and Add
Interactive Worksheet
Spring Find, Count, and Add
First Grade
Addition
Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders!
Interactive Worksheet
Spring Find, Count, and Add
Interactive Worksheet
Spring Find, Count, and Add
Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders!
First Grade
Addition
Interactive Worksheet
Doubles Plus One and Doubles Minus One #1
Interactive Worksheet
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
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 Compensation: Ten Frame Models #1
Worksheet
Add Using Compensation: Ten Frame Models #1
Kindergarten
Addition
Learn a new addition strategy in this essential worksheet!
Worksheet
Add Using Compensation: Ten Frame Models #1
Worksheet
Add Using Compensation: Ten Frame Models #1
Learn a new addition strategy in this essential worksheet!
Kindergarten
Addition
Worksheet
The Numbers Are Missing!
Interactive Worksheet
The Numbers Are Missing!
First Grade
Addition
In this addition and subtraction worksheet, children will provide the missing numbers to balance ten expressions.
Interactive Worksheet
The Numbers Are Missing!
Interactive Worksheet
The Numbers Are Missing!
In this addition and subtraction worksheet, children will provide the missing numbers to balance ten expressions.
First Grade
Addition
Interactive Worksheet
Fast Addition Moving Left to Right: The Break Down
Worksheet
Fast Addition Moving Left to Right: The Break Down
Third Grade
Addition
By breaking down numbers, your third graders will learn to do fast addition!
Worksheet
Fast Addition Moving Left to Right: The Break Down
Worksheet
Fast Addition Moving Left to Right: The Break Down
By breaking down numbers, your third graders will learn to do fast addition!
Third Grade
Addition
Worksheet
Fast Addition Moving Left to Right
Worksheet
Fast Addition Moving Left to Right
Third Grade
Addition
Multi-digit addition can be tricky. Teach your third graders fast addition and they will be on their way to mastering this concept.
Worksheet
Fast Addition Moving Left to Right
Worksheet
Fast Addition Moving Left to Right
Multi-digit addition can be tricky. Teach your third graders fast addition and they will be on their way to mastering this concept.
Third Grade
Addition
Worksheet
Ski Racer: Two-Digit Addition and Finding 10 More
Game
Ski Racer: Two-Digit Addition and Finding 10 More
First Grade
Addition
Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.
Game
Ski Racer: Two-Digit Addition and Finding 10 More
Game
Ski Racer: Two-Digit Addition and Finding 10 More
Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Game
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)
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
Secret Agent Addition
Game
Secret Agent Addition
First Grade
Addition
Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.
Game
Secret Agent Addition
Game
Secret Agent Addition
Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
First Grade
Addition
Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.
First Grade
Addition
Game
Fish for Simple Addition
Worksheet
Fish for Simple Addition
First Grade
Addition
Fish for answers with this great math worksheet! Help your child practice his simple addition and counting.
Worksheet
Fish for Simple Addition
Worksheet
Fish for Simple Addition
Fish for answers with this great math worksheet! Help your child practice his simple addition and counting.
First Grade
Addition
Worksheet
Math Solitaire for Two
Activity
Math Solitaire for Two
Third Grade
Addition
Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.
Activity
Math Solitaire for Two
Activity
Math Solitaire for Two
Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.
Third Grade
Addition
Activity
Addition with Base 10 Rods
Worksheet
Addition with Base 10 Rods
First Grade
Addition
Children are introduced to a new way to add with this base 10 rods worksheet.
Worksheet
Addition with Base 10 Rods
Worksheet
Addition with Base 10 Rods
Children are introduced to a new way to add with this base 10 rods worksheet.
First Grade
Addition
Worksheet
Ski Race Math Facts #10
Worksheet
Ski Race Math Facts #10
First Grade
Addition
And they're off! Your mathematician will join the high-flying fun of this ski race while practicing addition and subtraction facts.
Worksheet
Ski Race Math Facts #10
Worksheet
Ski Race Math Facts #10
And they're off! Your mathematician will join the high-flying fun of this ski race while practicing addition and subtraction facts.
First Grade
Addition
Worksheet
1
2
3
4
5
6
7