Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Help your first grader practice math with this fun printable worksheet, which is all about addition.

This Halloween, step up your child's addition skills with a themed worksheet featuring a slew of pumpkins for her to practice adding up.

Show your first grader how to infuse Groundhog's Day with some addition practice. This bright worksheet's as fun to look at as it is to complete!

If your child is confident in their addition skills, challenge them to tackle addition with three numbers.

Help first graders visualize the commutative property of addition with this number line worksheet!

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Learn to make ten by using ten frames with this first-grade worksheet!

Use ten frames to decipher doubles equations in this valuable addition worksheet!