Your can experiment with addition facts here in the math lab. Can he write the missing addition symbols and complete the problems?

Add numbers within 20 using ten frames with this first-grade math worksheet!

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

Practice finding missing numbers while adding within 20 using ten frames!

Not only can your child practice her math facts with numbers between 1 and 20, she'll also practice writing addition problems with the correct symbols.

Use this visual model to practice adding 10 to two-digit numbers!

Learn a new addition strategy in this essential worksheet!

Practice addition under 20 with visual models in this useful math worksheet!

Master addition with ten frames in this colorful worksheet!

Practice a visual strategy for addition with regrouping in this second-grade worksheet!

Practice multi-digit addition with this hundred chart worksheet for second graders! 

Practice addition and subtraction with this first-grade hundred chart worksheet!

Dive into compensation with the help of trusty tens in this inviting worksheet!

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

Work with doubles and hone your addition skills in this helpful math worksheet!

Master the math of making 10 and 20 with two addends in this helpful addition worksheet!

Search for numbers in a hundred chart with this helpful first-grade worksheet! 

Find friends in trusty tens with this colorful addition worksheet!

Make two-digit addition easier with this inviting worksheet!

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

Sharpen second graders' hundred chart know-how with this addition worksheet!

Learn to navigate a hundred chart with this first-grade worksheet!

Don’t let two-digit addition intimidate you; instead, use compensation to make friendly tens!

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

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

Jump forward and backward on a number line to solve addition problems in this engaging worksheet!

Test your skills with addition in this essential compensation worksheet!

Let the dice decide your math practice in this unique addition worksheet!

Master two-digit addition with these hundred chart problems!

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