# Use place value understanding and properties of operations to add and subtract

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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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#### Number Talks - Double Digit Addition Task Cards

Build number sense skills with this set of 24 task cards.

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#### Mental Math Addition Posters

Use this set of addition posters in your classroom when teaching different mental math strategies.

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#### Subtraction Using Picture Models Worksheet

Practice subtracting numbers to 12 using picture models with a printable subtraction worksheet.

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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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#### Number of the Day Worksheet

A number of the day worksheet with a variety of tasks to practice number sense skills.

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#### Place Value Work Mat

Practice place value concepts with this work mat for students.

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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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#### Ten More, Ten Less Match-Up - Two-Digit Numbers

Identify ten more or ten less of a given 2-digit number with this set of 36 match up cards

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#### Roll and Color Worksheet - Ten More, Ten Less

An interactive worksheet to practice finding the number that is 10 more and 10 less than a given number.

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#### Addition and Subtraction Within 20 – Worksheet

Use this worksheet with your students when exploring addition and subtraction within 20.

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#### Mental Math Subtraction Printable Posters

Use this set of subtraction posters in your classroom when teaching different mental math strategies.

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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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#### Subtraction Strategies - Ten Frame Printable Bingo Game

Practice using ten frames to subtract single-digit numbers in a whole class bingo game.

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#### Black and White Number Chart 1–120

A black and white number chart showing the numbers 1-120.

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#### Doubles to Ten

A set of 10 posters to help students remember double numbers to ten.

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#### Black and White Number Board - 1-120

A black and white number board with numbers 1-120 that can be used for a variety of activities.

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#### Number Matching Puzzle – Addition

A hands-on game to play when learning about adding larger numbers.

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#### Number Charts and Number Finder

A number chart and number finder template to use when learning to identify numbers that are 1 more, 1 less, 10 more, and 10 less than a given number.

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#### Number Grid Game

A number grid game to practice determining a number that is 1 more, 1 less, 10 more, and 10 less than a given number.

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#### Numbers 1 to 100 - Odds, Evens and Counting in 5's

Numbers 1 to 100 displayed on a bright and colorful poster.

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#### Numbers 1 to 100 - Odds, Evens and Counting in 5's - Space

Numbers 1 to 100 displayed on a bright and colorful poster.

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#### Numbers 1 to 100 - Rainforest

Numbers 1 to 100 displayed on a bright and colorful poster.

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#### Numbers 1 to 100 - Odds, Evens, and Counting in 5's - Rainforest

Numbers 1 to 100 displayed on a bright and colorful poster.

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#### Numbers 1 to 100 - Trees

Numbers 1 to 100 displayed on a bright and colorful poster.

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#### What's Missing? - Ten More, Ten Less Task Cards

Find numbers ten more or ten less than a given two- or three-digit number with this set of 20 task cards.

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#### Ten More, Ten Less Dominoes

Practice adding ten more or subtracting ten from a particular number with a set of 27 dominoes.

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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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#### Ten More, Ten Less Task Cards

Practice identifying 10 more and 10 less than a given number with our set of 24 task cards.

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#### Ten More, Ten Less Within 100 - Cut and Paste Worksheet

Practice adding and subtracting 10 from given numbers within 100 in this cut-and-paste worksheet.