Add and subtract within 20
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Count on Facts Board Game: Counting On 1
Provide your early learners with this count on facts board game to engage them as they learn to add by counting on one.
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Counting On Game
Engage your students with this fun and colorful counting on game that gives your students practice with the “counting on” addition strategy.
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Near Doubles Game: Wizard's Walk
Break out our near doubles game “Wizard’s Walk” for an engaging way to practice the near doubles strategy.
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Double Facts Math Charts - Addition Rhyme Posters
Help your students remember their doubles facts to twenty with a set of printable double facts addition rhyme posters.
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Simple Addition Riddle Worksheet
Download this addition and subtraction riddles pack to give your students fun, meaningful practice with one‑ and two‑digit addition and subtraction.
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Friends of 10 Addition Poster Bundle
Print the ultimate Friends of 10 poster bundle with 10 printable classroom posters designed to show students how different combinations of numbers connect to make the same number.
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Combinations of 10 and 20 Posters
Easily recognize combinations of 10 and combinations of 20 with this visual poster set.
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Addition to 20 Activity - Winter Math Puzzle for 1st Grade
Practice addition facts up to 20 with a printable winter math puzzle for kindergarten and first-grade students.
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Feed the Pumpkins - 1st Grade Subtraction Worksheet
Feed the pumpkins and practice subtraction to twenty with a Halloween subtraction worksheet.
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Part Part Whole Word Problem Task Cards and Worksheet
Explore these animal-themed part-part-whole word problems that will open discussions with your young mathematicians.
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Bridge to Ten Addition Strategy Task Cards
Help students quickly bridge to ten to assist with their addition strategies using linking cubes.
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Missing Addend to 10 Flashcards
Practice all the ways to make ten with this set of flashcards.
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Addition Strategies to 20 Work Mat
Practice using a variety of addition strategies to add numbers up to 20.
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Addition within 20 Interactive Resource
Practice solving one-digit and two-digit addition problems using a variety of addition strategies with this interactive activity.
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Addition Pizza Near Doubles Task Cards
Practice quick recall of near doubles facts with this Addition Pizza task card activity.
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Turnaround Facts Flip Flop Task Cards
Develop number sense with addition turnaround facts to 20 with these cute flip flop fact task cards.
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Making Tens Subtraction Worksheet
Find friendly numbers to subtract with a printable subtraction worksheet.
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Subtraction Tarsia Worksheets- Math Puzzles
Print a set of 7 Tarsia puzzles to practice solving single-to-multi-digit subtraction problems.
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Making Monsters Subtraction - Halloween Math Worksheet
Have some spooky subtraction fun with three differentiated Halloween subtraction worksheets.
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Subtraction Stew - Halloween Math Worksheet
Have some spooky subtraction fun with a Halloween picture-model subtraction worksheet.
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Bar Model Subtraction - Math Color By Number Worksheet
Bring a bit of spooky math fun into the classroom with a Halloween color by number worksheet focused on subtraction using a bar model.
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Number Bonds Worksheet - Cut and Paste
Practice subtraction up to twenty with a cut-and-paste number bond worksheet.
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Number Bond Subtraction - Task Cards
Boost subtraction skills with printable subtraction number bonds task cards.
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Number Talks - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
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Counting Backwards to Subtract - Number Fact Board Game
Practice subtracting by counting backwards with a pair of printable subtraction games.
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Think Addition - Fact Family Worksheets
Use addition to solve subtraction problems with this worksheet.
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Subtraction Made Easy: Counting Back on a Number Line — Printable Poster
Provide your students with a daily reminder of the subtraction on a number line strategy with a printable anchor chart.
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Subtraction within 20 – Number Bond Worksheet
Practice subtraction strategies, including number bonds and picture models, with a printable subtraction worksheet.
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Bump! Subtraction to 10 Math Game
Practice subtraction facts to 10 with a fun printable subtraction board game.
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Addition and Subtraction Work Mat
Practice addition and subtraction concepts daily with a printable work mat for students.
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Fact Family Math Blast Off - Addition and Subtraction
Demonstrate an understanding of addition and subtraction fact families with a fun cut and sort activity.
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Subtraction Strategies - Ten Frame Printable Bingo Game
Practice using ten frames to subtract single-digit numbers in a whole class bingo game.