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1st Grade Common Core Math Resources for '1-20' : Page 2
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1st Grade Common Core Math Resources for '1-20' : Page 2
Filters
663 results
Search for: 1-20
✕
Math
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1st Grade
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Common Core
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Clear all
663 results
St. Patrick's Day Puzzle: Addition and Subtraction Within 20
Interactive Worksheet
St. Patrick's Day Puzzle: Addition and Subtraction Within 20
First Grade
Addition
Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!
Interactive Worksheet
St. Patrick's Day Puzzle: Addition and Subtraction Within 20
Interactive Worksheet
St. Patrick's Day Puzzle: Addition and Subtraction Within 20
Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!
First Grade
Addition
Interactive Worksheet
Finding True Number Sentences Maze #1
Interactive Worksheet
Finding True Number Sentences Maze #1
First Grade
Addition
Engage young learners with this fun math maze featuring addition and subtraction facts within 20!
Interactive Worksheet
Finding True Number Sentences Maze #1
Interactive Worksheet
Finding True Number Sentences Maze #1
Engage young learners with this fun math maze featuring addition and subtraction facts within 20!
First Grade
Addition
Interactive Worksheet
Less Than or Greater Than: 1 to 20
Game
Less Than or Greater Than: 1 to 20
First Grade
Numbers and Counting
The alligators are hungry for numbers, and kids use number skills to feed them.
Game
Less Than or Greater Than: 1 to 20
Game
Less Than or Greater Than: 1 to 20
The alligators are hungry for numbers, and kids use number skills to feed them.
First Grade
Numbers and Counting
Game
Adding One
Interactive Worksheet
Adding One
First Grade
Addition
Practice adding one to numbers within 10 with this first-grade addition worksheet!
Interactive Worksheet
Adding One
Interactive Worksheet
Adding One
Practice adding one to numbers within 10 with this first-grade addition worksheet!
First Grade
Addition
Interactive Worksheet
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
First Grade
Addition
Dive for treasure and missing factors in this online game featuring addition equations.
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Dive for treasure and missing factors in this online game featuring addition equations.
First Grade
Addition
Game
Practice One-Digit Addition 1
Worksheet
Practice One-Digit Addition 1
First Grade
Addition
Give your first grader's math skills a boost with this delightful worksheet that asks them to complete a collection of one-digit addition problems.
Worksheet
Practice One-Digit Addition 1
Worksheet
Practice One-Digit Addition 1
Give your first grader's math skills a boost with this delightful worksheet that asks them to complete a collection of one-digit addition problems.
First Grade
Addition
Worksheet
One Less: Cut and Paste #2
Interactive Worksheet
One Less: Cut and Paste #2
Kindergarten
Subtraction
Practice finding numbers that are one less with this hands-on worksheet!
Interactive Worksheet
One Less: Cut and Paste #2
Interactive Worksheet
One Less: Cut and Paste #2
Practice finding numbers that are one less with this hands-on worksheet!
Kindergarten
Subtraction
Interactive Worksheet
Treasure Diving: Subtraction Fact Families Within 20 (Game 1)
Game
Treasure Diving: Subtraction Fact Families Within 20 (Game 1)
First Grade
Subtraction
In this underwater game, children choose the correct subtraction expression for a given fact family.
Game
Treasure Diving: Subtraction Fact Families Within 20 (Game 1)
Game
Treasure Diving: Subtraction Fact Families Within 20 (Game 1)
In this underwater game, children choose the correct subtraction expression for a given fact family.
First Grade
Subtraction
Game
1 Minute Math: Addition
Interactive Worksheet
1 Minute Math: Addition
First Grade
Addition
Ready, set, go! Start the timer and get going on this one-minute math addition practice.
Interactive Worksheet
1 Minute Math: Addition
Interactive Worksheet
1 Minute Math: Addition
Ready, set, go! Start the timer and get going on this one-minute math addition practice.
First Grade
Addition
Interactive Worksheet
Which One is Longer?
Worksheet
Which One is Longer?
First Grade
Measurement
Which one is longer? Practice quantifying things in measurements using this beginner's worksheet!
Worksheet
Which One is Longer?
Worksheet
Which One is Longer?
Which one is longer? Practice quantifying things in measurements using this beginner's worksheet!
First Grade
Measurement
Worksheet
Math Lab Addition #2
Worksheet
Math Lab Addition #2
First Grade
Addition
Not only can your child practice her math facts with numbers between 1 and 20, she'll also practice writing addition problems with the correct symbols.
Worksheet
Math Lab Addition #2
Worksheet
Math Lab Addition #2
Not only can your child practice her math facts with numbers between 1 and 20, she'll also practice writing addition problems with the correct symbols.
First Grade
Addition
Worksheet
Add Doubles to 20
Worksheet
Add Doubles to 20
First Grade
Addition
Double your knowledge of doubles with the help of this inviting addition worksheet!
Worksheet
Add Doubles to 20
Worksheet
Add Doubles to 20
Double your knowledge of doubles with the help of this inviting addition worksheet!
First Grade
Addition
Worksheet
Subtraction Speedway to 20
Interactive Worksheet
Subtraction Speedway to 20
First Grade
Subtraction
Go full speed ahead with your subtraction skill in this engaging math worksheet!
Interactive Worksheet
Subtraction Speedway to 20
Interactive Worksheet
Subtraction Speedway to 20
Go full speed ahead with your subtraction skill in this engaging math worksheet!
First Grade
Subtraction
Interactive Worksheet
Fraction Frenzy: 1/4
Worksheet
Fraction Frenzy: 1/4
First Grade
Fractions
Help your kid understand what one-fourth means with this introduction to fractions.
Worksheet
Fraction Frenzy: 1/4
Worksheet
Fraction Frenzy: 1/4
Help your kid understand what one-fourth means with this introduction to fractions.
First Grade
Fractions
Worksheet
Addition Adventures to 20
Interactive Worksheet
Addition Adventures to 20
First Grade
Addition
Achieve addition mastery in this engaging math quest!
Interactive Worksheet
Addition Adventures to 20
Interactive Worksheet
Addition Adventures to 20
Achieve addition mastery in this engaging math quest!
First Grade
Addition
Interactive Worksheet
Abracadabra: Addition to 20
Interactive Worksheet
Abracadabra: Addition to 20
First Grade
Addition
It’s not magic, it’s math! Practice finding correct sums to addition problems in this inviting worksheet.
Interactive Worksheet
Abracadabra: Addition to 20
Interactive Worksheet
Abracadabra: Addition to 20
It’s not magic, it’s math! Practice finding correct sums to addition problems in this inviting worksheet.
First Grade
Addition
Interactive Worksheet
Subtraction Within 20 Maze
Interactive Worksheet
Subtraction Within 20 Maze
First Grade
Subtraction
Follow fluency facts to finish this fun first- and second-grade subtraction maze!
Interactive Worksheet
Subtraction Within 20 Maze
Interactive Worksheet
Subtraction Within 20 Maze
Follow fluency facts to finish this fun first- and second-grade subtraction maze!
First Grade
Subtraction
Interactive Worksheet
Sweet Subtraction Within 20
Worksheet
Sweet Subtraction Within 20
First Grade
Subtraction
Let this first- and second-grade subtraction worksheet serve as the cherry on top of your fluency practice!
Worksheet
Sweet Subtraction Within 20
Worksheet
Sweet Subtraction Within 20
Let this first- and second-grade subtraction worksheet serve as the cherry on top of your fluency practice!
First Grade
Subtraction
Worksheet
Subtraction Facts Within 20
Interactive Worksheet
Subtraction Facts Within 20
First Grade
Subtraction
How well do you know your basic subtraction facts? Test your knowledge in this worksheet!
Interactive Worksheet
Subtraction Facts Within 20
Interactive Worksheet
Subtraction Facts Within 20
How well do you know your basic subtraction facts? Test your knowledge in this worksheet!
First Grade
Subtraction
Interactive Worksheet
Fraction Frenzy: One Half
Worksheet
Fraction Frenzy: One Half
First Grade
Fractions
Get your kid into a fraction frenzy with this easy-to-understand worksheet that introduces them to one-half.
Worksheet
Fraction Frenzy: One Half
Worksheet
Fraction Frenzy: One Half
Get your kid into a fraction frenzy with this easy-to-understand worksheet that introduces them to one-half.
First Grade
Fractions
Worksheet
Single and Double-Digit Addition and Subtraction
Interactive Worksheet
Single and Double-Digit Addition and Subtraction
First Grade
Mixed Operations
Learners will answer 20 problems designed to assess their understanding of addition and subtraction facts within 20 in this engaging math worksheet.
Interactive Worksheet
Single and Double-Digit Addition and Subtraction
Interactive Worksheet
Single and Double-Digit Addition and Subtraction
Learners will answer 20 problems designed to assess their understanding of addition and subtraction facts within 20 in this engaging math worksheet.
First Grade
Mixed Operations
Interactive Worksheet
Math Maze: Addition to 20
Interactive Worksheet
Math Maze: Addition to 20
First Grade
Addition
Make your way through a maze of addition problems in this engaging worksheet!
Interactive Worksheet
Math Maze: Addition to 20
Interactive Worksheet
Math Maze: Addition to 20
Make your way through a maze of addition problems in this engaging worksheet!
First Grade
Addition
Interactive Worksheet
One More Ten More
Interactive Worksheet
One More Ten More
First Grade
Place Value
Build fluency by identifying one more and ten more than a given number within 100 with this worksheet!
Interactive Worksheet
One More Ten More
Interactive Worksheet
One More Ten More
Build fluency by identifying one more and ten more than a given number within 100 with this worksheet!
First Grade
Place Value
Interactive Worksheet
Fact Fluency: Addition to 20
Interactive Worksheet
Fact Fluency: Addition to 20
First Grade
Addition
Let’s see how well you know your addition facts!
Interactive Worksheet
Fact Fluency: Addition to 20
Interactive Worksheet
Fact Fluency: Addition to 20
Let’s see how well you know your addition facts!
First Grade
Addition
Interactive Worksheet
Addition Squares to 20 #3
Interactive Worksheet
Addition Squares to 20 #3
First Grade
Addition
Shape up your addition skills with these square puzzles!
Interactive Worksheet
Addition Squares to 20 #3
Interactive Worksheet
Addition Squares to 20 #3
Shape up your addition skills with these square puzzles!
First Grade
Addition
Interactive Worksheet
Counting Challenge: 1-50
Worksheet
Counting Challenge: 1-50
First Grade
Numbers and Counting
Can your first grader count from 1 to 50? Test his counting and writing skills with this colorful printable.
Worksheet
Counting Challenge: 1-50
Worksheet
Counting Challenge: 1-50
Can your first grader count from 1 to 50? Test his counting and writing skills with this colorful printable.
First Grade
Numbers and Counting
Worksheet
Addition Squares to 20 #2
Interactive Worksheet
Addition Squares to 20 #2
First Grade
Addition
Solve math puzzles so you aren’t puzzled by addition problems in the future!
Interactive Worksheet
Addition Squares to 20 #2
Interactive Worksheet
Addition Squares to 20 #2
Solve math puzzles so you aren’t puzzled by addition problems in the future!
First Grade
Addition
Interactive Worksheet
Identifying the Fraction 1/2
Worksheet
Identifying the Fraction 1/2
First Grade
Fractions
Help your first grader get a handle on the fraction one-half with this printable math worksheet.
Worksheet
Identifying the Fraction 1/2
Worksheet
Identifying the Fraction 1/2
Help your first grader get a handle on the fraction one-half with this printable math worksheet.
First Grade
Fractions
Worksheet
One- and Two-Digit Counting Practice
Interactive Worksheet
One- and Two-Digit Counting Practice
First Grade
Numbers and Counting
Dive into one- and two-digit counting practice with this fun worksheet!
Interactive Worksheet
One- and Two-Digit Counting Practice
Interactive Worksheet
One- and Two-Digit Counting Practice
Dive into one- and two-digit counting practice with this fun worksheet!
First Grade
Numbers and Counting
Interactive Worksheet
Halloween Addition #5
Interactive Worksheet
Halloween Addition #5
First Grade
Addition
Practice addition within 20 with this Halloween math workheet!
Interactive Worksheet
Halloween Addition #5
Interactive Worksheet
Halloween Addition #5
Practice addition within 20 with this Halloween math workheet!
First Grade
Addition
Interactive Worksheet
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