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

Ten Frame Printable Templates

Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.

Addition and Subtraction Within 20 – Worksheet

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

Subtraction Fact Fluency Assessments

Assess and track subtraction fact fluency with a printable Math Fact Fluency program for subtraction facts.

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.

Math Graphic Organizers - Printable Work Mats

Practice working on specific math concepts with our set of 5 printable math graphic organizers.

Fall Math Worksheets - Addition to 99

Celebrate the coming of Fall and practice adding 2-digit numbers up to 99 with a set of four Fall color-by-number worksheets.

Grade 1 Daily Warm-Up – PowerPoint 2

Bring on the day’s lessons with math and English activities that get students excited about learning.

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.

Printable Ten Frames (Single and Double)

Introduce these printable ten frames to your students to promote number sense with hands-on learning.

Feed the Pumpkins - 1st Grade Subtraction Worksheet

Feed the pumpkins and practice subtraction to twenty with a Halloween subtraction worksheet.

Number Talks - Double Digit Addition Task Cards

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

10 More, 10 Less - Differentiated Mazes

Delight your students with this maze challenge, to practice calculating 10 more or 10 less than a value within 120.

10 More, 10 Less Coloring Worksheets (Differentiated)

10 More 10 Less Sorting Card Game

Engage your students and have them practice reading statements about values 10 more or 10 less, then and determining if the statement is accurate.

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.

Making Monsters Subtraction - Halloween Math Worksheet

Have some spooky subtraction fun with three differentiated Halloween subtraction worksheets.

Subtraction Stew - Halloween Math Worksheet

Have some spooky subtraction fun with a Halloween picture-model subtraction worksheet.

Number Talks - Making Ten Task Cards

Build number sense skills with this set of 20 task cards.

Numbers to 30 - Tens Frames - Printable

Use a printable ten frame when working on counting, addition and subtraction, odd and even numbers, or place value.

Subtraction Strategies - Ten Frame Printable Bingo Game

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

Subtraction with Ten Frames - Worksheet

Model and subtract numbers to twenty using ten frames with a handy ten-frame subtraction worksheet.

Subtraction within 20 - Color by Number Worksheet

Reveal the mystery picture by solving the subtraction problems with a color-by-number worksheet.

Sunflower Subtraction Strategies Interactive

Practice using the ten-frame subtraction strategy with a fun self-checking interactive activity.

Subtraction Using Picture Models Worksheet

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

Pirate's Plunder - Number Line Subtraction Game

Practice using the jump strategy for subtraction from 20 with an exciting pirate-themed math game.

Subtraction Strategy Work Mats

Practice using a variety of subtraction strategies to solve problems with a set of printable subtraction work mats.

Easter Literacy and Math Centers - Digital Learning Activity

Lost the lesson-planning stress this Easter season with an exciting no-prep digital Easter Literacy and Math center.

Mental Math Addition Posters

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

Mental Math Subtraction Printable Posters

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

2-Digit Addition Color by Number- Halloween Mystery Picture

Celebrate the coming of Halloween and practice adding 2-digit numbers up to 99 with a set of addition color by number worksheets.

The Addition Quest – Whole Class Activity

Find the hidden gems and place their numbers into the correct positions on the worksheet to solve each addition problem.

Mystery Pattern Grids (Addition)

Solve addition facts, interpret coordinate planes, and draw shapes to reveal a mystery picture.