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1st - 3rd Grade Common Core Math Resources for '1-20'
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1st - 3rd Grade Common Core Math Resources for '1-20'
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1,673 results
Search for: 1-20
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Math
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1st - 3rd Grade
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Common Core
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Clear all
1,673 results
Number Line 1-20
Worksheet
Number Line 1-20
First Grade
Addition
Use this number line as a tool to practice adding and subtracting within 20.
Worksheet
Number Line 1-20
Worksheet
Number Line 1-20
Use this number line as a tool to practice adding and subtracting within 20.
First Grade
Addition
Worksheet
Division Challenge: Level 1
Interactive Worksheet
Division Challenge: Level 1
Third Grade
Division
Practice one- and two-digit division facts with this 20-problem worksheet!
Interactive Worksheet
Division Challenge: Level 1
Interactive Worksheet
Division Challenge: Level 1
Practice one- and two-digit division facts with this 20-problem worksheet!
Third Grade
Division
Interactive Worksheet
Subtraction to 20
Worksheet
Subtraction to 20
First Grade
Subtraction
Assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
Worksheet
Subtraction to 20
Worksheet
Subtraction to 20
Assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
First Grade
Subtraction
Worksheet
Water Rafting: Compose Numbers to Make 20 (Game 1)
Game
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)
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
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Game
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)
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
Addition to 20
Worksheet
Addition to 20
First Grade
Addition
Add it up! Assess your students’ understanding of addition by having them solve addition problems within 20.
Worksheet
Addition to 20
Worksheet
Addition to 20
Add it up! Assess your students’ understanding of addition by having them solve addition problems within 20.
First Grade
Addition
Worksheet
Spring Into Addition! One-Digit Addition Practice
Interactive Worksheet
Spring Into Addition! One-Digit Addition Practice
First Grade
Addition
Learners will take on 20 one-digit addition problems in this sweet springtime worksheet.
Interactive Worksheet
Spring Into Addition! One-Digit Addition Practice
Interactive Worksheet
Spring Into Addition! One-Digit Addition Practice
Learners will take on 20 one-digit addition problems in this sweet springtime worksheet.
First Grade
Addition
Interactive Worksheet
Glossary: Adding Within 20
Worksheet
Glossary: Adding Within 20
Second Grade
Addition
Use this glossary with the EL Support Lesson Plan: Adding Within 20.
Worksheet
Glossary: Adding Within 20
Worksheet
Glossary: Adding Within 20
Use this glossary with the EL Support Lesson Plan: Adding Within 20.
Second Grade
Addition
Worksheet
Missing Number Addition to 20
Interactive Worksheet
Missing Number Addition to 20
First Grade
Addition
Gain expertise with addition sentences within 20 in this helpful math worksheet!
Interactive Worksheet
Missing Number Addition to 20
Interactive Worksheet
Missing Number Addition to 20
Gain expertise with addition sentences within 20 in this helpful math worksheet!
First Grade
Addition
Interactive Worksheet
Ski Race: Subtraction Within 20
Game
Ski Race: Subtraction Within 20
Second Grade
Subtraction
Kids tackle subtraction to 20 in this silly math game.
Game
Ski Race: Subtraction Within 20
Game
Ski Race: Subtraction Within 20
Kids tackle subtraction to 20 in this silly math game.
Second Grade
Subtraction
Game
Addition Facts Within 20
Exercise
Addition Facts Within 20
First Grade
Addition
Limit addition to within 20 for students new to two digit addition in this engaging exercise.
Exercise
Addition Facts Within 20
Exercise
Addition Facts Within 20
Limit addition to within 20 for students new to two digit addition in this engaging exercise.
First Grade
Addition
Exercise
Balloon Buster #20
Worksheet
Balloon Buster #20
First Grade
Subtraction
Does your little mathematician enjoy the pop of a good balloon? In this sheet, he'll 'pop' balloons that contain addition or subtraction problems that equal 20.
Worksheet
Balloon Buster #20
Worksheet
Balloon Buster #20
Does your little mathematician enjoy the pop of a good balloon? In this sheet, he'll 'pop' balloons that contain addition or subtraction problems that equal 20.
First Grade
Subtraction
Worksheet
Match Addition Facts to 20
Game
Match Addition Facts to 20
Second Grade
Addition
Help second graders learn about addition facts to 20 in this online matching activity.
Game
Match Addition Facts to 20
Game
Match Addition Facts to 20
Help second graders learn about addition facts to 20 in this online matching activity.
Second Grade
Addition
Game
Match: Subtraction Facts within 20
Game
Match: Subtraction Facts within 20
Second Grade
Subtraction
Match up subtraction facts to 20 in this engaging math game for second graders!
Game
Match: Subtraction Facts within 20
Game
Match: Subtraction Facts within 20
Match up subtraction facts to 20 in this engaging math game for second graders!
Second Grade
Subtraction
Game
Vocabulary Cards: Adding Within 20
Worksheet
Vocabulary Cards: Adding Within 20
Second Grade
Addition
Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.
Worksheet
Vocabulary Cards: Adding Within 20
Worksheet
Vocabulary Cards: Adding Within 20
Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.
Second Grade
Addition
Worksheet
Bubble Buster: Addition to 20
Game
Bubble Buster: Addition to 20
First Grade
Addition
Kids must move fast to find addition pairs that total a target sum within 20.
Game
Bubble Buster: Addition to 20
Game
Bubble Buster: Addition to 20
Kids must move fast to find addition pairs that total a target sum within 20.
First Grade
Addition
Game
Addition to 20 Check-in
Interactive Worksheet
Addition to 20 Check-in
First Grade
Addition
It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.
Interactive Worksheet
Addition to 20 Check-in
Interactive Worksheet
Addition to 20 Check-in
It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.
First Grade
Addition
Interactive Worksheet
Roadblock: Addition Within 20
Game
Roadblock: Addition Within 20
First Grade
Addition
To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!
Game
Roadblock: Addition Within 20
Game
Roadblock: Addition Within 20
To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!
First Grade
Addition
Game
Subtracting Within 20 Using Ten Frames
Worksheet
Subtracting Within 20 Using Ten Frames
First Grade
Subtraction
Subtract numbers within 20 using ten frames with this first-grade math worksheet!
Worksheet
Subtracting Within 20 Using Ten Frames
Worksheet
Subtracting Within 20 Using Ten Frames
Subtract numbers within 20 using ten frames with this first-grade math worksheet!
First Grade
Subtraction
Worksheet
Making 10 and 20 Using Addition
Interactive Worksheet
Making 10 and 20 Using Addition
First Grade
Addition
Master the math of making 10 and 20 with two addends in this helpful addition worksheet!
Interactive Worksheet
Making 10 and 20 Using Addition
Interactive Worksheet
Making 10 and 20 Using Addition
Master the math of making 10 and 20 with two addends in this helpful addition worksheet!
First Grade
Addition
Interactive Worksheet
Apple Picking Number Bonds: Subtraction Within 20
Worksheet
Apple Picking Number Bonds: Subtraction Within 20
First Grade
Subtraction
Master subtraction under 20 with this bright, inviting practice sheet!
Worksheet
Apple Picking Number Bonds: Subtraction Within 20
Worksheet
Apple Picking Number Bonds: Subtraction Within 20
Master subtraction under 20 with this bright, inviting practice sheet!
First Grade
Subtraction
Worksheet
Adding Within 20 Using Ten Frames
Worksheet
Adding Within 20 Using Ten Frames
First Grade
Addition
Add numbers within 20 using ten frames with this first-grade math worksheet!
Worksheet
Adding Within 20 Using Ten Frames
Worksheet
Adding Within 20 Using Ten Frames
Add numbers within 20 using ten frames with this first-grade math worksheet!
First Grade
Addition
Worksheet
Ski Racer: Addition to 20
Game
Ski Racer: Addition to 20
Second Grade
Addition
Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!
Game
Ski Racer: Addition to 20
Game
Ski Racer: Addition to 20
Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!
Second Grade
Addition
Game
Assessment: Subtraction to 20
Worksheet
Assessment: Subtraction to 20
First Grade
Subtraction
Let's check in on those subtraction skills! Use this math worksheet to assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
Worksheet
Assessment: Subtraction to 20
Worksheet
Assessment: Subtraction to 20
Let's check in on those subtraction skills! Use this math worksheet to assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
First Grade
Subtraction
Worksheet
Assessment: Addition to 20
Worksheet
Assessment: Addition to 20
First Grade
Addition
It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.
Worksheet
Assessment: Addition to 20
Worksheet
Assessment: Addition to 20
It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.
First Grade
Addition
Worksheet
Sunshine Number Bonds: Subtraction Within 20
Worksheet
Sunshine Number Bonds: Subtraction Within 20
First Grade
Subtraction
It’s time for sunny subtraction within 20 using number bonds with this engaging worksheet!
Worksheet
Sunshine Number Bonds: Subtraction Within 20
Worksheet
Sunshine Number Bonds: Subtraction Within 20
It’s time for sunny subtraction within 20 using number bonds with this engaging worksheet!
First Grade
Subtraction
Worksheet
Subtraction Within 20 Check-in
Interactive Worksheet
Subtraction Within 20 Check-in
Second Grade
Subtraction
It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.
Interactive Worksheet
Subtraction Within 20 Check-in
Interactive Worksheet
Subtraction Within 20 Check-in
It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.
Second Grade
Subtraction
Interactive Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
First Grade
Addition
Practice finding missing numbers while adding within 20 using ten frames!
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Practice finding missing numbers while adding within 20 using ten frames!
First Grade
Addition
Worksheet
Thanksgiving Subtraction #1
Interactive Worksheet
Thanksgiving Subtraction #1
First Grade
Subtraction
Children practice subtraction within 20 in this fall-themed math worksheet.
Interactive Worksheet
Thanksgiving Subtraction #1
Interactive Worksheet
Thanksgiving Subtraction #1
Children practice subtraction within 20 in this fall-themed math worksheet.
First Grade
Subtraction
Interactive Worksheet
Addition Squares to 20 #1
Interactive Worksheet
Addition Squares to 20 #1
First Grade
Addition
Practice addition while solving number puzzles in this engaging worksheet for first and second graders!
Interactive Worksheet
Addition Squares to 20 #1
Interactive Worksheet
Addition Squares to 20 #1
Practice addition while solving number puzzles in this engaging worksheet for first and second graders!
First Grade
Addition
Interactive Worksheet
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