Math 1.3(E)
explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentences; and
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Lucky's Loot - Digital St. Patrick's Day Math Activity
Save time lesson planning with a St. Patrick's Day Digital Math Activity that reviews multiple math concepts at once!
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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 Strategies Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
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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 and Subtraction Fact Families Teaching Presentation
Use this 19-slide editable slide deck when introducing addition and subtraction fact families to your students.
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"Egg-cellent" Easter Addition Activity
Practice simple addition with this Easter math center.
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St. Patrick's Day Digital Centers
Celebrate St. Patrick’s Day with a digital math and literacy activity deck.
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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 - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
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Subtraction with Ten Frames - Worksheet
Model and subtract numbers to twenty using ten frames with a handy ten-frame subtraction worksheet.
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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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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 Strategies: Base-Ten Blocks Worksheet
Practice using the strategy of using base-10 blocks and regrouping to find the sum.
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Making 10 Number Bonds - Worksheet
A worksheet to practice the addition strategy of making 10.
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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.
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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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Number Bonds Math Center Activity
Use this hands-on number bonds (addition and subtraction) strategy activity in your next guided math group lesson!
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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.
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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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Basic Subtraction Word Problems - Worksheet
Solve subtraction word problems by drawing picture models with a printable subtraction worksheet.
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Adding and Subtracting Within 10 - Word Problem Task Cards
Solve word problems practicing addition and subtraction to ten with a set of printable task cards.
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Subtraction within 20 – Number Bond Worksheet
Practice subtraction strategies, including number bonds and picture models, with a printable subtraction worksheet.
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Pirate's Plunder - Number Line Subtraction Game
Practice using the jump strategy for subtraction from 20 with an exciting pirate-themed math game.
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Bunny Subtraction - Printable Easter Book
Learn about subtraction with this cute bunny-themed subtraction story!
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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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Counting On Cover Up Game
Practice the counting-on strategy with this engaging cover-the-board game.
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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 Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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Ladybug Addition and Subtraction Activity
A fun and simple adding and subtracting activity.
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Rainbow Numbers Worksheet
A worksheet using rainbow numbers.
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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.