Addition doesn't have to be puzzling—practice finding sums with these puzzle boxes!

Santa has left 10 Christmas gifts under the tree. Each present has an addition or subtraction problem for your second grader to solve.

Kids use two-digit addition to solve a handful of word problems.

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

Challenge your second grader with some 2-digit addition review using this addition crossword!

Your second grader will slide through these two digit addition problems with Sally the Snail!

Decode the hidden image with your two-digit addition skills in this tricky hundred chart worksheet!

Solve math puzzles so you aren’t puzzled by addition problems in the future!

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

Use this snail-embellished worksheet to help your second grader master two-digit sums with style!

Can your second grader's math skills use a boost? Increase her addition ability with a fun worksheet that's complete with a super hero and power!

Uncover a picture using your addition skills in this second-grade hundred chart worksheet!

Got a second grader who's reluctant to practice math? Addition loses its bore factor with a math worksheet infused with extraordinary energy.

Combining advanced two-digit addition with inequality statements, this 2nd grade math worksheet really packs a punch.

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.

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

Your second grader will finally want to practice at-home addition when it involves super heroes and extraordinary powers!

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

Want an entertaining way to boost your second grader's math skills? This addition worksheet--embellished with a powerful super hero--does the trick!

While your second grader may not learn super-human abilities with this fun worksheet, he may gain exceptional addition skills!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Is your little learner mastering her addition and subtraction? Help her understand the relationship between these two basic operations.