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

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

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

Guide the bird back to its nest with the help of addition in this first- and second-grade worksheet!

Cut and paste your way to doubles fact mastery with this fun math activity!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice adding tens on an open number line with this first-grade math worksheet!

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

Solve an enjoyable maze of doubles facts with this fun one-page worksheet!

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

This addition worksheet teaches your kid how to read a thermometer and measure temperature, two vital skills that everybody should master.

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

Find friends in trusty tens with this colorful addition worksheet!

Tackle ten frames with confidence in this helpful addition worksheet!

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

Represent ones and tens with crayons in this fun worksheet.

Practice place value and addition and see where the two intersect with this hundreds chart that teaches how to add in groups of ten and one.

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

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

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

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?

Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!

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

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

Step up your place value skills with these engaging addition problems!

Students learn to decompose numbers through this fun activity. After being given a number, young mathematicians come up with their own way to decompose the number into two different numbers.

Try solving near-doubles facts with these nine problems!

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

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