Math 1.3(D)
apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10;
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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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Number Talks - Subitizing Task Cards
Build number sense skills with this set of 30 subitizing task cards.
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Bump! Subtraction to 10 Math Game
Practice subtraction facts to 10 with a fun printable subtraction board game.
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Making 10 Number Bonds - Worksheet
A worksheet to practice the addition strategy of making 10.
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Making Ten Activity
Practice making 10 using objects, pictorial models, and number sentences with this activity mat.
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Subtraction Using Picture Models Worksheet
Practice subtracting numbers to 12 using picture models with a printable subtraction worksheet.
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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 Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
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Change It! – Rearranging Parts Activity
Practice rearranging the parts of whole numbers into different combinations with this math activity.
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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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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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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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Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
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Addition Strategies: Using Doubles Worksheet
Practice the doubles addition strategy to solve addition problems to 20.
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Addition to 10 Modeling Mats
Familiarize students with adding single-digit numbers using this set of practice mats.
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Tens Frame - Addition and Subtraction Match-Up Activity
Build addition and subtraction skills with two tens frame matching games.
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Musical Equations Active Learning
A whole class active game that encourages learning through a physical setting.
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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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One More, One Less - Thanksgiving Math Worksheet
Help your students practice finding one more and one less than a number with a printable Thanksgiving One More, One Less worksheet.
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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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Bar Model Subtraction - Math Color By Number Worksheet
Bring a bit of spooky math fun into the classroom with a Halloween color by number worksheet focused on subtraction using a bar model.
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Basic Subtraction Word Problems - Worksheet
Solve subtraction word problems by drawing picture models with a printable subtraction worksheet.
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Math Graphic Organizers - Printable Work Mats
Practice working on specific math concepts with our set of 5 printable math graphic organizers.
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Sunflower Subtraction Strategies Interactive
Practice using the ten-frame subtraction strategy with a fun self-checking interactive activity.
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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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Counting On – Word Problem Worksheet
Practice adding within 20 by using the counting on strategy to solve word problems.
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Decomposing Numbers – Word Problem Worksheet
Challenge students to decompose numbers presented in a word problem by rearranging the parts and showing different combinations.
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Touchdown Throwdown Addition Game
Win the addition fact championship with a football-themed partner game!
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Presidents' Day Color by Number - Addition
Practice adding single-digit numbers with sums to 20 with a Presidents’ Day Color By Number Worksheet.
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Groundhog Day Addition - Color By Number
Boost addition skills and bring some fun into the classroom with Groundhog Day color-by-number addition worksheets.
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Rearranging Parts – Worksheet
Rearrange the parts of an addition problem to form new number sentences with this worksheet.