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.

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

Make two-digit addition easier with this inviting worksheet!

Use a visual model to solve these two-digit addition problems!

Practice adding two-digit numbers with this compensation worksheet for second and third graders!

Help your child practice adding four-digit and three-digit numbers! This Easter-themed math worksheet is more interesting than your average printable.

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.

Give students practice adding three-digit numbers within 1,000! 

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

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

Master two-digit addition with these hundred chart problems!

Improve those skills! Practice three-digit addition with these twelve problems.

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

Practice three-digit addition with regrouping in this set of 36 problems.

Test your talent in two-digit addition with this colorful math worksheet!

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

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

In this worksheet that contains a storyline about a bakery, students will solve two-step, three-digit addition problems.

Challenge your third grade mathematicians with these addition and subtraction word problems. This exercise is designed to assess your students' math level at the beginning of third grade.

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.

Bolster your third grader's addition skills with at-home practice in three-digit addition.

The game requires players to solve two-step, mixed operation word problems during their turn. Similar to Connect Four, each solved problem earns the player an X or O.

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Why is 2+2=5 like your left foot? ...Itâs not right! Find more riddles with this awesome worksheetâa perfect combination of math practice and brain teasers.

With this worksheet students will practice using the number line strategy to add three-digit numbers.

Learners solve 12 three- and four-digit problems as they work on their multidigit addition skills.

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

Why was 6 afraid of 7? 7 8 9 (seven ate nine)! Find more funny riddles to solve with this awesome addition worksheet.

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

Multi-digit addition can be tricky. Teach your third graders fast addition and they will be on their way to mastering this concept.