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!

Students will practice adding and subtracting decimals, before applying the same skills to solve two-step word problems.

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

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.

In this worksheet, children use number lines to practice adding and subtracting decimals to the tenths and hundredths place.

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

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!

Your students will practice adding and subtracting decimal numbers to help total the cost of customers' meals at Anita Pepperoni's Pizzeria.

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?