What do sea monsters eat? Solve the math problems in this worksheet to reveal the answer! This math worksheets gets kids to build math and spelling skills.

Estimate the sum in each of these math problems. Challenge your child to round to the nearest hundred first, then add the two rounded numbers.

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

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

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

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

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

Test your addition skills with this helpful hundred chart worksheet!

Master two-digit addition with these hundred chart problems!