CCSS.MATH.CONTENT.2.OA.B.2
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
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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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Roll It! Operations Game
Use this fun game to practice all four operations and/or order of operations.
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Fact Family Find and Flip - Addition and Subtraction Up to 20
Addition and subtraction game cards demonstrating the relationship between fact families.
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Jump Strategy for Subtraction – Interactive Teaching Slides
Teach your students to subtract two-digit numbers using the jump strategy with an instructional teaching presentation.
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Addition Fact Timed Tests & Trackers
Assess and track addition fact fluency with a printable Math Drill Worksheet pack for addition facts.
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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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2-Digit Number of the Day - Spiral Review
Review a variety of second-grade math concepts with a Number of the Day slide deck and recording sheet.
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Spooky Sums Tarsia Puzzle - 3 Digit Addition
Practice three-digit addition skills with a Halloween pumpkin tarsia puzzle.
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Double Dinos - Using Doubles Facts to Add Near Doubles Worksheet
Practice the “near doubles” addition strategy to solve addition problems to 20.
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Thanksgiving Mystery Pictures - Addition to 99
Celebrate Thanksgiving and practice adding 2-digit numbers up to 99 with a set of four Thanksgiving-themed color-by-number worksheets.
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Basic Fact Cards
A set of 72 basic addition, subtraction, multiplication, and division fact cards.
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Color by Number – Repeated Addition and Multiplication
Guide your students to connect repeated addition with multiplication by completing this color-by-code multiplication worksheet.
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Split Strategy for Subtraction – Interactive Teaching Slides
Demonstrate using the split strategy for subtraction with an instructional slide presentation.
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Addition Match-Up Puzzles
A set of 15 match-up cards to scaffold work with addition word problems.
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Number Talks - Fluency to 20 Task Cards
Build number sense skills with this set of 24 task cards.
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Doubles Plus One - Grid Game
Practice the doubles plus one addition strategy with this dice game.
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Addition and Subtraction with Ten Frames Worksheet Pack
Practice adding and subtracting numbers to twenty using ten frames.
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Subtract From 10 Board Game
Have a “blast” with this space-themed “Subtract From 10” board game that gives your students the practice they need with tens subtraction facts.
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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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Adding Doubles Board Game
Play our adding doubles board game to give your students a chance to practice their addition fact fluency.
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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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Subtraction Strategies – Worksheet
Assess your students’ knowledge of subtraction strategies with a subtraction assessment.
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Secret Code Number Line - Worksheet
Crack the number line code with five number line codebreaker worksheets to practice number identification, addition, and subtraction.
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Mental Math Addition Posters
Use this set of addition posters in your classroom when teaching different mental math strategies.
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Decorate a Pumpkin - Halloween Addition Game
Practice finding sums up to 12 with this fun Halloween Math Game!
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Mental Math Addition and Subtraction - Color by Number
Build confidence with mental math addition and subtraction through an engaging color-by-number activity.
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Friends of 20 – Addition Match-up Activity
A set of 40 matching cards to explore the number combinations of 20.
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Missing Addend Picture Puzzle – Level 1
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
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Addition Up To 20 - Monster Matchup Cards
A set of matchup cards to practice adding within 20.
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Hundreds Chart Mystery Picture - Addition Task Cards
Practice adding single and double-digit numbers in your classroom with this set of 32 picture reveal task cards.
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Double Bubble – Doubling Game
Practice the doubles addition strategy with this fun board game.
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Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.