Children practice writing numbers from expanded forms, and expanded forms from numbers.

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

Hop, skip, and jump using compensation in this second- and third-grade addition 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!

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

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

Explore properties of operations while writing addition equations in this second-grade math worksheet!

Boost your child's addition with carrying skills with this cheery, monster-filled second grade math worksheet.

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

Practice adding with this third grade addition worksheet. Your child will hone his addition skills.

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

For double-digit addition practice, try this second grade math worksheet. Don't forget to carry that one!

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

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

Send your second grader on an underwater double-digit addition challenge!

Your second grader won't mind practicing double-digit addition--with carrying--with the company of a pretty purple partner!

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

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

Use open number lines to practice addition within 100 with this colorful math worksheet!

Your second graders will enjoy their double-digit addition practice when they work with these friendly monster companions!

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

This colorful worksheet will challenge your second grader to practice double-digit addition as it brings a smile to her face!

Take the monotony out of math by challenging your second grader to finish this colorful double-digit addition worksheet!

This adorable addition printable will help your second grader practice carrying over remainders as it boosts their mental math skills!

Practice, practice, practice! The more your second grader exercises their math skills, the easier double-digit addition will become.

This double-digit addition printable has an extra bonus: a silly green monster to keep your second grader company!

This colorful printable--complete with a lovable three-eyed monster--will help your second grader master double-digit addition with carrying!

Watch your second grader's mental math ability and understanding of addition with carrying improve with this adorable double-digit worksheet!

Your second grader won't mind practicing double-digit addition when these alien accomplices give them a helping hand.