Whole Number Operations Teaching Resources for 1st Grade
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Counting On – Word Problem Worksheet
Practice adding within 20 by using the counting on strategy to solve word problems.
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Making Ten Memory Game
Practice making ten using ten frames with this fun memory game.
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Fall Math Worksheets - Addition to 99
Celebrate the coming of Fall and practice adding 2-digit numbers up to 99 with a set of four Fall color-by-number worksheets.
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Addition and Subtraction Within 20 – Worksheet
Use this worksheet with your students when exploring addition and subtraction within 20.
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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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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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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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Addition Facts to 20 Teaching Slides
Build confidence with addition facts to 20 using this structured and engaging teaching slide deck.
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Addition Facts to 20 Strategy Posters
Reinforce addition facts to 20 with strategy posters that clearly teach mental strategies and build student confidence.
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Change It! – Addition to 20 Hands-On Activity
Practice addition to 20 by rearranging the parts of whole numbers into different combinations with this hands-on math activity.
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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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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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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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Adding Numbers Game Board: Making Ten Board Game
Introduce this Adding Numbers Game Board: Making Ten board game to your students to give them the practice using the “make a ten” addition strategy.
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Using Doubles to Subtract Board Game
Practice using doubles to subtract with this fun, apple-themed board game.
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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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Color by Number Addition and Subtraction Worksheets
Combine math and art with our color by number addition and subtraction worksheets that feature problems with solutions up to 20.
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Modeling Addition Word Problem Worksheets
Encourage modeling with these addition word problem worksheets that provide practice with real-world addition scenarios.
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Addition Strategy: Counting On – Worksheet
Practice the “counting on” addition strategy to solve addition problems to 20.
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Ten Frame Printable Templates
Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.
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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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Kindergarten Math Activity - Christmas Addition Facts Up to 10 Puzzle
Review addition facts up to 10 with a printable Christmas math activity for Kindergarten.
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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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Christmas Math Worksheets - Sums to 12 Activity
Practice finding number bonds and sums to 12 using printable Christmas Math worksheets for first grade.
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Hide-a-Turkey Kindergarten Math Worksheet
Hide the turkeys and practice sums to ten with a fun Thanksgiving math worksheet for Kindergarten.
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Christmas Math Worksheets - Roll, Add and Color Addition
Roll, add, and color your way to Christmas with a pack of fun Kindergarten math worksheets.
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1st Grade Halloween Addition Game - Roll-a-Potion
Roll and add to create a magic potion, then draw it in the cauldron with a printable Halloween game.
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Halloween Addition Worksheet
Count on to solve spooky addition problems in this 2-page Halloween Addition Worksheet.
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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 — Hands-On Activity Mat
Use this hands-on addition and subtraction part part whole activity mat in your next guided math group lesson!