Common Core State Standards
Operations & Algebraic Thinking
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resources for those 'aha' moments
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Addition and Subtraction Word Problem Task Cards (Numbers 1-50)
Use a range of addition and subtraction strategies to solve twenty word problems that contain numbers 1–50.
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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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Friends of 20 – Addition Match-up Activity
A set of 40 matching cards to explore the number combinations of 20.
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Odd and Even Numbers Sorting Activity
Identify and sort 2- and 3-digit numbers into odd and even categories.
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Cover Up! - Addition Facts Game
Develop a love of addition facts with this multiplayer Valentine’s Day board game.
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Cover Up! - Multiplication Facts Game
Develop a love of multiplication facts with this multiplayer Valentine’s Day board 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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Arrays Task Cards
Practice multiplication with arrays using this set of 20 task cards in a variety of ways.
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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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Multi-Step Problem Solving Worksheet
Solve a multi-step problem and explain the mathematical reasoning behind the process with this simple worksheet.
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Addition and Subtraction Problem Solving Task Cards
Practice solving 1- and 2-step word problems by adding and subtracting 2-digit numbers with this set of 16 task cards.
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Subtraction Strategies Using Addition Worksheet
Use addition to solve subtraction problems with this worksheet.
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Word Problem Task Cards - 2-digit + 1-digit Addition
Practice adding 2-digit and 1-digit numbers with this set of 16 word problem task cards.
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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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Decorate a Pumpkin - Halloween Game
Practice finding sums up to 12 with this fun Halloween pumpkin game!
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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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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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Making Ten Cut and Paste Worksheet
A cut and paste worksheet to practice finding the missing addend when making ten.
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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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Addition Match-Up Puzzles
A set of 15 match-up cards to scaffold work with addition word problems.
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Add and Reveal PowerPoint – Addition Practice
A PowerPoint for students to interact with when practicing addition facts.
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The Mathematical Easter Egg Hunt
A differentiated Easter egg hunt activity for mathematics.
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Addition and Subtraction Work Mat
Practice addition and subtraction concepts with this work mat for students.
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Equal Groups - Spinner Activity
A hands-on activity to practice making equal groups to represent multiplication.
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Multiplication Foldout Activity
A fun way for students to practice representing multiplication in a variety of ways
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Array Beanbag Toss
A fun, whole-class active game to play when learning about arrays.
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Group It Many Ways - Hands-On Activity
A hands-on activity to practice making equal groups to represent multiplication.
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Equal Groups - Hands-On Activity
A hands-on activity to practice making equal groups to represent multiplication.
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Array Card Kaboom!
A fun and engaging card game that focuses on using arrays to represent multiplication.
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Array Matchup Puzzles
A set of 10 puzzles for students to practice representing multiplication using arrays.
