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

Mix music and math with this marvelous worksheet for second, third, and fourth graders!

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

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

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

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

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

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

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

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! 

The third in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

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

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

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

Test your addition skills with this helpful hundred chart worksheet!

Children complete an addition chart, then fill in missing addends and sums in this useful practice worksheet.

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

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

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

Get more practice with addition facts within 20 with this colorful kindergarten math worksheet!

Get more practice writing addition equations within 20 with this inviting and accessible math worksheet!

Get even more practice making balanced equations with this first-grade math worksheet!

Boost your learners' addition and subtraction skills using number line models and real-world scenarios!

Save 10 from a sea of numbers with this first-grade addition worksheet!

Track down tens to solve addition problems with three addends!

Get even more practice making 9 using ten frames with this kindergarten addition worksheet!