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

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

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

Add three numbers by making a 10 in this first-grade worksheet!

Try your luck at adding doubles with this colorful first-grade worksheet!

Practice adding one to numbers within 10 with this first-grade addition worksheet!

Follow the trail to doubles mastery with this fun first- and second-grade worksheet!

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

Jump into addition with this hundred chart worksheet for first and second graders! 

Make early addition click with this engaging hundred chart worksheet designed for first-grade learners!

Help first and second graders practice solving near-doubles facts using this fun worksheet!

The fun quickly adds up with this winter-themed addition activity page for first graders!

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

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

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

Practice addition within 100 using open number lines with this first-grade math worksheet!

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

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

Counting is the first step to learning addition. Help your little construction worker count up these tools to find the sums!

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders! 

Enjoy an egg-cellent Easter review of addition facts! Hunt for a solution in each colorful egg, with simple addition problems for your first grader to solve.

Who's that coming down the path? Why, it must be the Easter bunny! Give your first grader a fun way to practice her basic addition.

Challenge your child to add three, four, and five numbers together. He may find the task daunting, but there's a trick to add multiple numbers that will help!

This solve-and-check worksheet encourages kids to solve subtraction problems, and then check their answers with addition.

Practice adding tens with a visual model in this helpful worksheet!

Build numbers up to 10 with this treat-themed number bond worksheet created for early learners!

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?