Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

Use this number line as a tool to practice adding and subtracting within 20.

With this worksheet, your second graders will be adding up two-digit and three-digit numbers with ease.

Put your hundreds chart skills to the test by counting up the charts on this first grade math worksheet.

Learn how to use doubles facts to solve other addition problems!

Santa's a busy guy. Help him out this holiday season by adding up his stash of candy canes, snowmen and presents!

Practice adding to 10 with this egg-cellent worksheet for kindergarteners and first graders!

Is your child comfortable with adding double-digit numbers? If he's getting there here's a different take on addition problems!

Kids practice adding numbers with sums up to 20 and writing the sums on this fruit-themed first grade math worksheet.

Win the gold medal for math! Aspiring Olympians can "swim" to the other end of the pool by adding up multiple numbers.

Did you know there is math in the Olympics? Swim your way to the gold by adding multiple sets of double-digit numbers.

Take a dive into math practice! Your first grader can take addition to a new level by adding up multiple two-digit numbers.

Help students get a grasp on mentally adding or subtracting 10 from a multiple of 10 with this fun BINGO game!

Double the numbers equals double the fun! Practice adding with near-doubles in this engaging math worksheet.

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

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

Measure your way to the right answer by using this handy number line to solve word problems about adding length.

Practice a helpful strategy for adding single-digit numbers in this worksheet, the second entry in a scaffolded series!

Strengthen your second grader's ability to tackle his addition facts by adding up the number strings, and uncover a fun fact when he's finished.

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

Practice three-digit addition using open number lines with this second-grade math worksheet!

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

There’s value in adding with place value! Practice using place value charts in this charming second-grade worksheet!

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Help the frog catch the fly! This entertaining math game will have you students practice adding and subtracting within 20 on a number line.

Vicky the Veterinarian needs some help adding up the animals in her kingdom. Can your second grader give her some assistance with double-digit addition?

Take a splash in the pool and add for the gold! Your little Olympian can practice adding multiple double-digit numbers as she swims for first place.

In this draw and add challenge worksheet, children draw pictures of the items they are adding in order to visualize their work.

Can you decode the secret message hidden in these addition problems?

Sail smoothly through addition practice with this hundred chart worksheet for first and second graders!