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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Compatible Numbers for Subtraction – Slide Deck
Teach your students to use compatible numbers as a subtraction strategy with an interactive slide deck.
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Subtraction Methods - Printable Mini-Book
Review and practice various subtraction strategies with a printable 3-digit subtraction mini book.
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Subtraction Strategies Puzzle Match
Practice identifying and using different subtraction strategies with a set of printable math puzzles.
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Addition and Subtraction Fact Families Teaching Presentation
Use this 19-slide editable slide deck when introducing addition and subtraction fact families to your students.
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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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The Mathematical Easter Egg Hunt
Solve number sentences and determine the codewords with this differentiated Easter egg hunt activity.
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Valentine Bingo - 2-Digit Addition and Subtraction Game
Add and subtract two-digit numbers to win this fun Valentine’s Bingo Game!
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Making Ten Memory Game
Practice making ten using ten frames with this fun memory game.
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Friends of 10 - Addition Match-up Activity
A set of 22 matching cards to explore the number combinations of 10.
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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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Grade 2 Daily Warm-Up - PowerPoint 4
Warm-up your students' brains each day with this 68-slide PowerPoint containing a variety of quick activities.
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Math Mazes – Making Ten
A set of mazes where students find missing addends to solve the maze.
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Find Your Detective Call Sign Worksheet
An addition worksheet students use to find their own special detective call sign.
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Active Learning Guide for Grades 2-3 - Week 1
Use this weekly active learning guide to celebrate National Physical Fitness Month in your Grade 2 or Grade 3 classroom.
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Ten is a Match! - Memory-Style Game
Practice matching two numbers that add up to 10 with this set of 24 number cards.
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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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Number Talks - Balancing Equations Task Cards
Build number sense skills with this set of 40 task cards.
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Make Two Math Machine Worksheet
A worksheet to use when practicing algebraic reasoning.
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Grade 2 Daily Warm-Up – PowerPoint 3
A 71-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Grade 2 Daily Warm-Up – PowerPoint 2
A 73-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Grade 2 Daily Warm-Up – PowerPoint 1
A 78-slide PowerPoint presentation containing a variety of quick warm-up activities.
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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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MLK Day Hidden Message - Lower Grades
Practice addition and subtraction facts within 20 to uncover a meaningful quote.
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Addition Worm – Worksheet
A set of differentiated addition worksheets.
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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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Polygon Puzzles - Addition
A set of 7 polygon puzzles to practice solving addition sentences.
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Friends of... 1 to 10 - Black and White Version
A set of 10 posters showing the different combinations to make the numbers 1 to 10.
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Addition Up to 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
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Addition Up To 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
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Addition Up To 20 - Owl Matchup Cards
A set of matchup cards to practice adding within 20.
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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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Color by Numbers - Adding Single-Digit Numbers
A set of 5 color by number activity pages to use when practicing addition facts.