Common Core State Standards
Add and subtract within 20
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resources for those 'aha' moments
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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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Cover Up! - Addition Facts Game
Develop a love of addition facts with this multiplayer Valentine’s Day board game.
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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
An activity to practice making 10 using objects, pictorial models, and number sentences.
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Doubles - Number Facts Board Game
A fun, hands-on game students can play to practice the doubles addition strategy.
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Counting On: Addition Strategy Worksheet
Practice the “counting on” addition strategy to solve addition problems to 20.
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Math Warm-Ups Interactive PowerPoint - Grade 1
A PowerPoint providing a series of warm-up activities for Grade 1 students across the mathematics curriculum.
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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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Addition to 10 Task Cards
Practice addition up to 10 with this set of 20 fall-themed task cards.
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Double Bubble – Doubling Game
A fun game for students to practice the doubles addition strategy.
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Math Work Mats
A set of 5 work mats for students to use when working on specific math concepts.
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Addition and Subtraction Work Mat
A work mat for students to use when working on addition and subtraction concepts.
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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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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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Doubles Minus One - Dice Roll Worksheet
A worksheet to help students practice the doubles minus one addition strategy.
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Doubles Plus One - Dice Roll Worksheet
A worksheet to help students practice the doubles plus one addition strategy.
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Musical Equations Active Learning
A whole class active game that encourages learning through a physical setting.
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Doubles Subtraction - Number Facts Board Game
A fun, hands-on game students can play to practice the subtraction strategy 'Doubles Subtraction'.
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Taking From 10 - Number Facts Board Game
A fun, hands-on game students can play to practice the 'Taking from 10' subtraction strategy.
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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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Operation Strategy Posters
Posters listing the mental math strategies for addition, subtraction, multiplication, and division.
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Open-ended Math Problem Solving - Grades 1, 2, and 3 (Task Card Version)
A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.
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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 and Subtraction Fact Families PowerPoint
A 19-page editable PowerPoint to use in the classroom when introducing addition and subtraction fact families.
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Mental Math Addition Posters
9 posters outlining mental math strategies for addition.
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Mental Math Subtraction Posters
9 posters outlining mental math strategies for subtraction.
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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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Number Talks - Subitizing Task Cards
Build number sense skills with this set of 30 subitizing task cards.
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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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Addition Strategy - Decompose, Then Make 10 Worksheet
Build addition strategies using digits 1-10 with this two-page decomposing numbers worksheet.
