Add and subtract within 20
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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 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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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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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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Find 20 Addition Strategy Task Cards
Practice finding 20 with this set of linking cube task cards.
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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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Subtraction Fact Fluency Assessments
Assess and track subtraction fact fluency with a printable Math Fact Fluency program for subtraction facts.
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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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Doubles Plus One - Grid Game
Practice the doubles plus one addition strategy with this dice game.
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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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Bridge to Ten Addition Strategy Task Cards
Help students quickly bridge to ten to assist with their addition strategies using linking cubes.
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Missing Addend to 10 Flashcards
Practice all the ways to make ten with this set of flashcards.
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Christmas Color-By-Addition-Fact Worksheets
Boost addition skills and bring a bit of Christmas magic into the classroom with Christmas color-by-number addition worksheets.
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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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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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Addition Fact Timed Tests & Trackers
Assess and track addition fact fluency with a printable Math Drill Worksheet pack for addition facts.
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Addition within 20 Interactive Resource
Practice solving one-digit and two-digit addition problems using a variety of addition strategies with this interactive activity.
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Think Addition - Fact Family Worksheets
Use addition to solve subtraction problems 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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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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Subtraction Dog – Worksheet
Practice subtraction facts with this set of differentiated worksheets.
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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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Taking From 10 - Number Facts Board Game
Practice the "Taking from 10" subtraction strategy with this board game.
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Making 10 - Number Facts Board Game
A fun, hands-on game students can play to practice the Making 10 addition strategy.
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Double Bubble – Doubling Game
Practice the doubles addition strategy with this fun board game.
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Simple Addition Riddle Worksheet
Download this simple addition worksheet to provide your students with practice adding one- and two-digit numbers.
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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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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 Word Problem Task Cards and Worksheet
Explore these animal-themed part-part-whole word problems that will open discussions with your young mathematicians.