These equations have lost their signs! Only one sign — plus or minus — can make each equation true.

Practice fluency by building a flourishing city in this second-grade worksheet!

Challenge your third grade mathematicians with these addition and subtraction word problems. This exercise is designed to assess your students' math level at the beginning of third grade.

Master two-digit addition in this second-grade worksheet!

Practice your addition skills with this inviting second-grade worksheet!

Combining addition and carrying practice with coloring, this second grade math worksheet is anything but dull.

Construct your own math city with number sentences in this colorful second-grade worksheet!

Construct a colorful city with this engaging second-grade addition worksheet!

Featuring word problems all about shopping and money, this worksheet is a great way to practice 3-digit addition.

This second grade worksheet is two activities in one, offering two-digit addition practice and coloring, too!

Practice a visual strategy for addition with regrouping in this second-grade worksheet!

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Draw a picture in a hundred chart in this engaging second-grade worksheet!

Help your child practice carrying with this second grade math worksheet that includes 12 two-digit addition problems.

Add multi-digit numbers with ease in this colorful second-grade math worksheet!

Use place value to add three-digit numbers with this second-grade worksheet!

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

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

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

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

Use place value charts to solve word problems in this second-grade addition worksheet!

Let’s chart a calculated course with this engaging second-grade addition activity!

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

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

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

Practice three-digit addition using open number lines with this second-grade math worksheet!

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

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.

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