Test your addition skills in an underwater adventure with this inviting worksheet!

If you want to get your child in the Valentine's Day mood and improve her addition and mental math ability, this pretty printable is sure to do the trick.

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?

Want to bulk up your second grader's two-digit addition skills? This super hero-themed worksheet will do the trick!

Search for acorns, mugs, pumpkins, and mushrooms with this fall-themed addition worksheet for first graders!

Master two-digit addition with the help of place value charts!

The smiling snails on this worksheet will remind your second grader to work carefully as he completes these two digit addition problems that involve carrying.

Expressing addition problems both visually and numerically, this first grade math worksheet offers a good introduction to number addition.

This charming worksheet--with an additional coloring activity--asks your second grader to rewrite and solve eight double-digit addition problems.

Discover combinations that make 10 with this engaging cut-and-paste worksheet, designed for first and second graders!

This citrus-themed double-digit addition worksheet will spark your first grader's interest in math!

Count, add, and compose numbers under 20 in this colorful first-grade worksheet!

Shoot for success in this basketball-themed addition worksheet!

Complete autumnal number bonds in this kindergarten and first-grade worksheet!

Direct the bunny towards a tasty treat by solving addition problems in this first- and second-grade worksheet!

Challenge your students to solve two number puzzles that will have them adding and subtracting decimals.

This fun first grade math worksheet presents addition problems two ways: with numbers and with dots! An excellent introduction to addition.

Children solve addition problems using carrying then color the pictures in this second grade math worksheet that doubles as a coloring page.

Hone your addition skills with this engaging near-doubles worksheet!

Get your first grader's addition skills on track with this adorable double-digit addition worksheet!

Help your second grader swim to the end of the addition finish line with this entertaining worksheet!

Master two-digit addition in this second-grade worksheet!

The ball is in your court as you solve these addition problems!

Solving these two-digit addition problems will lead your second grader to discovering the true name of this mystery super hero!

Start your engines and rush toward the finish line in this engaging addition worksheet!

Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet! 

Make early addition fun and memorable with this engaging doubles facts worksheet for Kindergarten and first grade!

Build up your addition skills in this model-making addition worksheet!

Students will solve two number puzzles that will have them adding and subtracting decimals.