Represent ones and tens with crayons in this fun worksheet.

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.

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

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

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

Use this exercise to give your students practice solving word problems with addition, subtraction, or a mix of both operations.

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.

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

Adding large numbers can be tough, but rounding makes it easy. Use rounding to the nearest 100 to make complicated addition problems simple.

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

This resource gives your learners practice solving multi-step word problems with mixed operations. They will use addition, subtraction, or both operations.

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?

Children practice writing numbers from expanded forms, and expanded forms from numbers.

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

This simple worksheet is packed with two-digit and three-digit subtraction problems.

Third graders can practice addition and engage in a coloring activity in one simple worksheet.

Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Practice two-and three-digit subtraction in this set of school-themed word problems!

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

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

Use these strategy cards to help students develop their compare and contrast skills, along with deepening their understanding of three-digit addition.

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

This math fluency checklist is a great tool that can be used to encourage students to use different strategies to solve math problems efficiently and accurately.

Addition will probably be the most basic and most constant use of math for any kid or adult. This worksheet will give your child lots of practice with it.

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.

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!

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

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.

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

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