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

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

Is your second grader struggling with two-digit addition? This super hero worksheet should motivate him to practice math!

This worksheet teaches you to use base 10 drawings to add two-digit numbers.

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

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

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 some practice time with a worksheet that's heavy on learning--and fun!

Has your second grader ever wanted to play super hero? Let him do just that with this two-digit addition worksheet.

Give your second grader a helping hand with two-digit addition with an addition worksheet with a fun, super hero theme.

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

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

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

Solving these two-digit addition problems will lead your second grader to discovering the true name of this mystery super hero!

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

Practice is the best medicine for a second grader struggling with two-digit addition. This fun worksheet's sure to help him out!

Know a second grader who could use stronger math skills? Give her a helping hand with this super power-infused, two-digit addition worksheet.

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

Looking for a fun way to boost your second grader's two-digit addition skills? This super power-infused worksheet will actually motivate her to practice math.

To figure out the name of the mystery super hero, your child simply needs to answer a page full of two-digit addition problems!

To determine this hero's mystery code name, your second grader needs to find the answers to this page full of two-digit addition problems.

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.

To bulk up your second grader's addition knowledge, give him this colorful two-digit addition worksheet--complete with a fun, super hero theme.

Challenge your second grader to solve a page full of two-digit addition. She'll develop stronger math skills and a greater appreciation for super heroes!

Is your second grader having trouble with two-digit addition? Get her excited about math with this entertaining worksheet that has a fun, super hero theme!

Do your students know how to solve word problems without a given operation? This mixed operation assessment can help you gauge student understanding of two-digit subtraction and addition word problems.

Looking for a way to boost your second grader's two-digit addition skills that's not a total bore? We've got the answer for you: a super hero-themed worksheet!

Help your students apply strategies when solving addition problems. This worksheet provides practice for using number lines to solve addition problems with three-digit numbers.