Once your second grader finishes rewriting and solving these challenging double-digit addition problems, they'll get an entertaining reward!

Does your second grader need some help with the nuts and bolts of addition? Mark the Mechanic does, too!

Give your second grader's two-digit addition skills some practice time with a worksheet that's heavy on learning--and fun!

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

Has your little mathematician mastered double-digit addition...and subtraction? Put her mathematical prowess to the test with this worksheet duo.

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

Second graders hone their double-digit addition skills and carrying know-how as they complete this 12-problem math worksheet.

Your second grader and his handy addition skills are needed! Can he help Ralph keep track of his hollyhock's growth?

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

Two-digit addition troubling your second grader? The only way to get the concept down is practice, practice ... and more practice!

Give your second grader's two-digit addition skills a healthy work out with a worksheet that's heavy on learning--and fun!

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

Ask your second grader to help out Ken the Carpenter, and his double-digit addition skills will get a boost, too!

Give a kick to addition! Your little math ninja can practice two-digit addition and carrying (also called regrouping) with this worksheet!

This second grade math worksheet offers practice in two-digit addition with carrying and comes adorned with wacky purple polka-dotted aliens.

This fun worksheet is sure to motivate your second grader to practice two-digit addition, and it's great for mental math, too!

Use these strategy cards to help students develop their compare and contrast skills, along with deepening their understanding of three-digit addition.

In this second grade math worksheet and coloring page, children practice addition with carrying, then color in the monsters adorning the page!

Your second grader can work hard on these challenging double-digit addition problems, and then move onto the fun coloring activity!

Build your child's confidence in knowing math facts, so that he gets nothing but net. Take a shot at addition and subtraction problems!

Keep your second grader entertained--and teach her two-digit addition skills at the same time--with this super hero-themed worksheet.

Give your second grader stronger addition skills and let him have fun with a super hero puzzle, with this colorful worksheet.

As these friendly insects provide some creature companionship, your second grader will learn to add and carry over remainders in multi-digit problems!

Encourage your second grader to work carefully--like the slow and steady snails adorning this worksheet--to finish these double-digit addition problems.

Spark your second grader's interest in practicing math with a two-digit addition worksheet--complete with a super hero and his special power!

With its two-digit addition problems and healthy dose of carrying, this second grade worksheet offers a worthy challenge to aspiring young mathematicians.

Your second grader will become an addition pro with worksheets targeted at developing mental math skills and an understanding of adding multiple columns!

Reginald planted a magnolia tree, and he wants to track how high it grows each week. Can your second grader help him out?

Second graders get to solve vertical addition problems with two-digit numbers and even break out those carrying skills in this math worksheet.

Help your child master carrying with this second grade math worksheet that includes two-digit addition problems and a cute bug theme!