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What do cows like to listen to? To find the answer to this riddle, your kids will need to sharpen their skills in basic addition. So saddle up and let those addition skills go wild!

By the Numbers 2

The hundreds chart is great for adding tens. Help Stephanie figure out how many beads she bought by moving down the chart.

Adding 10s on the Hundreds Chart

In this worksheets, learn how to add the tens first when using a hundreds chart.

Add the 10s First! (Part One)

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

Add the 10s First! (Part Two)

Represent ones and tens with crayons in this fun worksheet.

Counting on the 100s Chart (Part Two)

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #3

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #2

Explore properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #1

If your child likes to carry, then this is the worksheet for her!

Addition with Carrying #4

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Addition Within 1000 Check-in

Can your second grader use her addition ability to chart the growth of Augusto's snapdragon?

Flower Power Addition #3

Use this glossary with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Glossary: Comparing Strategies for Three-Digit Addition

Use these vocabulary cards with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Vocabulary Cards: Comparing Strategies for Three-Digit Addition

Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.

Subtraction 3

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Math Notes: Three-Digit Addition

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Three-Digit Addition Strategies Review

Children will put their three-digit addition skills to the test as they solve 23 practice problems in this math worksheet.

Three-Digit Addition

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Addition with Carrying #2

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.

Addition with Carrying #9

Does your child ever wonder where to put the numbers she carries over in addition problems? He'll wonder no more with this helpful worksheet!

Addition with Carrying #5

Go on a number adventure with this jungle-themed worksheet. Kids will use their number know-how to order numbers and clear a path through the jungle.

Jungle Numbers #9

This worksheet isn't for beginners! Let your math savvy kid take on this carrying challenge. Can he add up these big numbers to find the correct sum?

Addition with Carrying #7

Word problems make for great assessment tools because they require a complete understanding of the math concepts. Use this assessment to evaluate your students' abilities to add and subtract three-digit numbers using mixed operation word problems.

Mixed Operation Word Problem Check-in

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

Comparing Strategies for Three-Digit Addition

Practice three-digit addition using open number lines with this second-grade math worksheet!

Adding Three-Digit Numbers on an Open Number Line #1

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

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

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

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

A board game perfect for sharpening your 1st-grader's addition skills.

Math-Go-Round: Addition (Expert)

Your second grader and his handy addition skills are needed! Can he help Ralph keep track of his hollyhock's growth?

Flower Power Addition #4

Learn to perform addition with three-digit numbers in this essential worksheet!

Place Value Chart Addition Without Regrouping: Sums to 1,000 #2

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