Add and subtract within 20
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Number Chart – 1-20
A bright number chart representing numbers 1-20.
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Ten is a Match! - Memory-Style Game
Practice matching two numbers that add up to 10 with this set of 24 number cards.
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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 - Balancing Equations Task Cards
Build number sense skills with this set of 40 task cards.
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Number Talks - Target Number Task Cards
Build number sense skills with this set of 20 task cards.
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Friends of 20 – Addition Match-up Activity
A set of 40 matching cards to explore the number combinations of 20.
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MLK Day Hidden Message - Lower Grades
Practice addition and subtraction facts within 20 to uncover a meaningful quote.
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Grade 1 Daily Warm-Up – PowerPoint 1
An 82-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Addition Worm – Worksheet
A set of differentiated addition worksheets.
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Missing Addend Picture Puzzle – Level 1
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
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Polygon Puzzles - Addition
A set of 7 polygon puzzles to practice solving addition sentences.
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Friends of... 1 to 10 - Black and White Version
A set of 10 posters showing the different combinations to make the numbers 1 to 10.
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Addition Up to 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
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Addition Up To 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
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Addition Up To 20 - Owl Matchup Cards
A set of matchup cards to practice adding within 20.
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Addition Up To 20 - Monster Matchup Cards
A set of matchup cards to practice adding within 20.
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Ladybug Addition and Subtraction Activity
A fun and simple adding and subtracting activity.
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Color by Numbers - Adding Single-Digit Numbers
A set of 5 color by number activity pages to use when practicing addition facts.
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Picture Addition Worksheet
A worksheet to practice the addition strategy of counting on.
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Rainbow Numbers Worksheet
A worksheet using rainbow numbers.
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Rainbow Numbers Poster
A poster showing the different combinations of 10.
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Counting On 2 and 3 - Number Facts Board Game
A fun, hands-on game students can play to practice the 'Counting On 2 and 3' addition strategy.
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Counting On 1 - Number Facts Board Game
A fun, hands-on game students can play to practice the 'Counting On 1' addition strategy.
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Doubles Subtraction - Number Facts Board Game
Practice the subtraction strategy "Doubles Subtraction" with this board game.
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Near Doubles - Number Facts Board Game
Practice the "Near Doubles" addition strategy with this board game.
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Doubles - Number Facts Board Game
Practice the doubles addition strategy with this board game.
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Counting On Addition Dominoes
A set of addition dominoes to use in the classroom when applying counting on strategies.
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Musical Equations Active Learning
A whole class active game that encourages learning through a physical setting.
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Friends of 30 Dominoes
A set of dominoes to use in the classroom when matching friends of 30.
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Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
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Doubles Minus One - Worksheet
Practice the doubles minus one addition strategy with this one-page worksheet.
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Doubles Minus One - Grid Game
Practice the doubles minus one addition strategy with this dice game.