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

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

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

Practice your addition and multiplication skills in preparation for factoring equations using these baseball themed puzzles!

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

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.

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.

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

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

Practice place value, rounding and addition, all in one worksheet! Your child will learn to add up estimated sums quickly in his head.

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.

Put your addition skills to the test with these puzzle boxes for second and third graders!

Did you know that multiplying a number by two is the same thing as adding that number to itself? Use this trick in this lovely math worksheet.

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

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

Create models of addition problems with this compensation worksheet for second and third graders!

Use your addition expertise to find the missing digits in each equation with this second- and third-grade worksheet!

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

Carrying over takes a bit of practice. Give your second grade mathematician a boost with these practice problems.

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 using place value to solve addition problems with this math worksheet!

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

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

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

Practice the properties of addition with this colorful worksheet for third graders!

Addition doesn't have to be puzzling—practice finding sums with these puzzle boxes!

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

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