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

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

Kids use details from the word problems on this third grade math worksheet to construct and solve addition problems with two or three two-digit addends.

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

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

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

Make two-digit addition easier with this inviting worksheet!

Test your addition skills with this helpful hundred chart worksheet!

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

Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

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

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

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

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

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

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

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

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