Go over adding two-digit numbers to one-digit numbers with this helpful worksheet.

Add a fun twist to math practice with these second- and third-grade addition puzzles!

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.

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.

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

Put your addition skills to the test with these puzzle boxes for second and third graders! 

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

Test your child's strength in double-digit subtraction and addition with this ninja worksheet. Challenge his abilities with these tricky word problems!

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

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

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

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

Addition gets a hand-up with this math ninja worksheet; part of a set of ninja themed two-digit arithmetic printables!

Complete the number sentence by counting left and right on a number line. Can your child find all the missing numbers?

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

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.

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.

Combining two-digit addition with a special word puzzle, this 2nd grade worksheet makes practicing math fun!

Practice using repeated addition to find the total number of objects in equal groups.

This colorful worksheet allows you to combine your second grader's love of art with at-home addition practice with adding double-digits!

Practice addition and subtraction within 10 in this St. Patrick's Day-themed math puzzle!

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.

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

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

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

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

This coloring page dot-to-dot uses skip counting as an unexpected way to tie in multiplication learning and reviewing multiples of three!

This word problem worksheet will help your child learn how to solve math problems by measuring values on a number line.