After kids solve the two-digit addition and subtraction problems on this second grade math worksheet, they use the key to color in the shapes on the mosaic.

This colorful math worksheet will get your second grader practicing double-digit addition--with carrying!

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Two-digit addition got your second grader down? Liven up math practice with this extraordinary worksheet.

Decode the secret message Ninja Aki has sent you! He writes his messages in addition and subtraction problems. Solve and unravel his secret ninja message!

Second graders can practice double-digit addition with carrying in this monster-filled math worksheet.

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Is addition with regrouping giving your child trouble? Addition problems are fun to solve in this monster-filled worksheet that doubles as a coloring page!

Let your child get in some extra addition practice with this worksheet perfect for carrying beginners.

Once your child masters addition with carrying, there's practically no number too big for her to add!

Does your second grader need a math boost? Help her get a grip on her two-digit addition skills--and a super power--with this dynamic worksheet.

Help your math ninja with his addition and target practice. He can practice two-digit addition and carrying (also called regrouping) with this worksheet!

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Your first grader will love learning double-digit addition with this company of the crazy creatures on this charming worksheet!

Let this cheery, colorful worksheet cheer your second grader on as he practices double-digit addition!

Boost your child's addition fact fluency with this second grade math worksheet offering two-digit addition problems that require carrying.

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

Help your second grader strengthen her two-digit addition skills ... and pretend she's a super hero at the same time!

Help your second grader master double-digit addition and carrying with this fun, bird-bedecked math worksheet.

Hurry! If these numbers aren't added quickly using regrouping, they'll pop!

Can your child flex addition skills to solve these ninja riddles? Help her master double-digit addition with practice. Fine more ninja riddles and math here!

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

Kids complete each equation on this third grade math worksheet by determining whether an equation is addition or subtraction and writing in the correct sign.

This "beadtastic" addition worksheet will get your first grader practicing double-digit addition and thinking about some of the real world uses for math!

Guide your second grader through this fun, two-digit addition worksheet to boost her mental math skills.

Your second grader will have a smile on their face as they add up the columns and carry over remainders with this charming double-digit addition worksheet!

Kids help Olga the Octopus on this second grade math worksheet by solving subtraction problems with two-digit numbers using regrouping.