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1st - 3rd Grade Common Core Addition Strategies Resources

It&#39;s time to check those addition skills! Use this to assess your student&rsquo;s abilities to add within 20.

Addition to 20 Check-in

Number bonds are a great way for your kids to explore the relationship between addition and subtraction. By filling in the missing numbers, students get experience with fact families.

Number Bonds All Around

Count and add the Thanksgiving pictures in this simple addition worksheet!&nbsp;

Thanksgiving Simple Addition #1

Practice adding one to numbers within 10 with this first-grade addition worksheet!

Adding One

Add numbers within 20 using ten&nbsp;frames with this first-grade math worksheet!

Adding Within 20 Using Ten Frames

Simplify the seemingly complex task of three digit addition with the following number line activity.


Three-Digit Addition on a Number Line

Looking for a different way to engage your child with his addition facts? This color by number underwater scene might do the trick!

Addition Color by Number

Practice finding missing numbers while adding within 20 using ten frames!

Adding Within 20 Using Ten Frames: Missing Numbers

Addition

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Fish School Addition

Put your hundreds chart skills to the test by counting up the charts on this first grade math worksheet.

Adding with the Hundreds Chart

Use the mat to give students extra practice composing a 10 as they learn to add to 20.

Double Ten Frame Mat

Give your young mathematicians practice with number bonds and number sentences in this visually interesting worksheet that has students composing and decomposing numbers.

Compose and Decompose Within 20

It&rsquo;s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.

Build Your Own Number Bond

Practice addition within 100 using open number lines&nbsp;with this first-grade math worksheet!

Open Number Line Addition Within 100: Write the Equation #1

Single-digit addition is a leap away using number lines like the ones on this worksheet.

Number Line Frog Leap One-Digit Addition

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Adding Two-Digit Numbers on an Open Number Line #2

Kids add, subtract, or use math facts they have committed to memory to fill in the missing numbers in the fact families on this second grade math worksheet.

Snail Fact Families

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.

Decompose to Add: Two Digits Within 20

Help your students apply strategies when solving addition problems. This worksheet provides practice for using number lines to solve addition problems with three-digit numbers.

Practice Adding Three-Digit Numbers on an Open Number Line

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

Adding Tens on an Open Number Line: Write the Equation #2

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he&#39;ll learn to add a two-digit number to a one-digit number.

Count and Add Blocks

Students learn to decompose numbers through this fun activity. After being given a number, young mathematicians come up with their own way to decompose the number into two different numbers.

Break the Numbers Down!

Practice adding tens on an open number line with this first-grade math worksheet!

Adding Tens on an Open Number Line #1

Let&#39;s see those addition skills! Use this math assessment to check in on your students&rsquo; abilities to add three numbers by having them solve these problems.

Assessment: Adding Three Numbers

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Add All Three: Adding Three Numbers

Practice addition within 10 with this Halloween math workheet!

Halloween Addition #2

Build number sense and familiarity with numbers 1–120 with this fun game! Students will roll a die and move that many more spaces. The first player to reach 120 wins!

Race to 120

Adding Two-Digit Numbers on an Open Number Line #3

The decomposing and composing subtraction strategy can be a handy tool for tough three-digit numbers. Use this worksheet to give your students the practice they need to nail down the concept.

Subtraction with Decomposition

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1st - 3rd Grade Common Core Addition Strategies Resources

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