Classroom printables, activities & worksheets
Number and Operations
A wide range of colorful and engaging number and operations teaching resources including educational posters, worksheets, hands-on activities, PowerPoint presentations, flashcards and much more. Use these educational resources when teaching your students how to identify and work with numbers and operations.
32 of 555 teaching
resources for those 'aha' moments
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Addition Strategies: Using Doubles Worksheet
Practice the “using doubles” addition strategy to solve addition problems to 20.
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Subtraction Strategies Using Addition Worksheet
Use addition to solve subtraction problems with this worksheet.
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Counting On: Addition Strategy Worksheet
Practice the “counting on” addition strategy to solve addition problems to 20.
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Subtracting 2-Digit Numbers Task Cards
Practice 2-digit subtraction with this set of 18 task cards.
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Which Is More? Card Game
A set of cards for students to practice comparing and ordering numbers up to 20.
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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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Addition Strategies: Make a Ten Worksheet
A 2-page worksheet that uses ten frames to model the “making ten” addition strategy.
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Fractions of a Set Worksheet
Practice working with fractions of a set with this set of differentiated worksheets.
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Subtracting 2-Digit Numbers Worksheet
Practice 2-digit subtraction with regrouping with this drill and practice worksheet.
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Counting Within 20 Picture Puzzle
Practice counting objects within 20 and matching groups to numbers through this 15-piece winter scene picture puzzle.
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How Many Are There? Counting to 20 Task Cards
Practice counting objects up to 20 with this set of 16 task cards.
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Number Line Match-Up Activity (Up to 120)
Match two-digit whole numbers on a number line with this set of 32 task cards.
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Cupcake Counting Activity
Practice one-to-one correspondence with this cupcake counting activity.
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2-Digit + 1-Digit Numbers Addition Worksheet
Practice addition involving 2- and 1-digit numbers with this drill and practice worksheet.
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Valentine's Day Hundreds Chart Mystery Pictures
Follow the color-coded number guides to fill in the hundreds chart square and reveal 9 special Valentine’s Day images.
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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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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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Addition Strategies: Base-Ten Blocks Worksheet
Practice using the strategy of using base-10 blocks and regrouping to find the sum.
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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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Adding 2-Digit Numbers Worksheet
Practice 2-digit addition with regrouping with this drill and practice worksheet.
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Adding Four 2-Digit Numbers Task Cards
Practice adding four 2-digit numbers together with this set of 16 task cards.
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Save Santa's Workshop – Escape Room Activity
A fun and festive escape room activity where students solve clues to save Santa's Workshop.
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Converting Mixed Numbers – Worksheet
Practice converting mixed numbers to improper fractions with this 1-page worksheet.
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Whole Numbers on a Number Line Worksheet
Practice finding the missing number on number lines.
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2-digit + 1-digit Task Cards
Practice adding 2-digit and 1-digit numbers with this set of 18 number sentence task cards.
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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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Fractions and Decimals Number Line Puzzles
Practice identifying fractions and decimals on a number line with this set of 2- and 3-piece puzzles.
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Cover Up! - Subitizing Numbers Game
Help students instantly recognize numbers 1-6 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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Converting Improper Fractions – Worksheet
Practice converting improper fractions to mixed numbers with this 1-page worksheet.
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Adding 2-Digit Numbers Task Cards
Practice adding 2-digit numbers with this set of 18 number sentence task cards.
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Expanded Form Worksheet
Practice using expanded form up to the thousands place with this 1-page worksheet.