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

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

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.

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

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! 

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.

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

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! 

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.

Put a little silliness into math practice with these April Fools' Day word problems!

Math learners solve sports-themed addition and subtraction problems in this practice worksheet.

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

Add a fun twist to math practice with these second- and third-grade addition puzzles!

Practice adding with this third grade addition worksheet. Your child will hone his addition skills.

Packed with addition problems requiring regrouping, this worksheet is a perfect way to practice addition with carrying.

Use this Arctic-themed resource with your students to practice multi-step word problems with mixed operations.

Use this winter-themed resource with your students to practice multi-step word problems with mixed operations.

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

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.

Get ready for some magic math with this exciting worksheet!

Make two-digit addition easier with this inviting worksheet!

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