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!

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!

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!

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

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.

Carrying over takes a bit of practice. Give your second grade mathematician a boost with these practice problems.

Practice a visual addition strategy with this second-grade place value worksheet!

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

Children play the artist and mathematician in this second grade math worksheet that offers practice in two-digit addition with carrying and coloring, too!

Kids practice reverse addition and subtraction to find the missing numbers in this challenging 2nd grade math worksheet.

Kids practice reverse addition and subtraction to find the missing numbers in this fun 2nd grade math worksheet.

Work on addition while finding sums of 100 using a deck of playing cards and this first grade math worksheet.

Use critical thinking skills and a bit of addition to find the correct numbers and fill in this second grade worksheet.