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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Making 10 Number Bonds - Worksheet
A worksheet to practice the addition strategy of making 10.
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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 Ten Activity
Practice making 10 using objects, pictorial models, and number sentences with this activity mat.
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Addition Strategies Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
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Target Number Math Warm-up Activity
A great math warm-up activity where students brainstorm number sentences that equal a 'target number'.
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Subtraction within 20 - Color by Number Worksheet
Reveal the mystery picture by solving the subtraction problems with a color-by-number worksheet.
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Ten Frame Mats (Single and Double)
A ten frame mat and a double ten frame mat to use in a variety of ways.
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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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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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Subtraction Tarsia Worksheets- Math Puzzles
Print a set of 7 Tarsia puzzles to practice solving single-to-multi-digit subtraction problems.
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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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Addition and Subtraction Work Mat
Practice addition and subtraction concepts daily with a printable work mat for students.
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Addition and Subtraction on a Number Line - Superhero Math Activity
Fly through addition and subtraction on a number line with an exciting Number Line Hero task card activity.
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Easter Literacy and Math Centers - Digital Learning Activity
Lost the lesson-planning stress this Easter season with an exciting no-prep digital Easter Literacy and Math center.
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Rearranging Parts – Worksheet
Rearrange the parts of an addition problem to form new number sentences with this worksheet.
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Counting On with Number Bonds – Worksheet
Begin from the larger number and count on to find the total with this worksheet.
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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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Add and Reveal PowerPoint – Addition Practice
A PowerPoint for students to interact with when practicing addition facts.
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Number Chart – 1-50
A bright number chart representing numbers 1-50.
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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 - Subitizing Task Cards
Build number sense skills with this set of 30 subitizing task cards.
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Friends of... 1 to 10 Addition Poster
A set of 10 posters showing how different combinations of numbers connect to make the same number.
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Ladybug Addition and Subtraction Activity
A fun and simple adding and subtracting activity.
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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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Dinosaur Math - Addition and Subtraction (Version 2)
Solve the addition and subtraction number sentences to color the dinosaur.
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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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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.