Review three-digit addition and subtraction by solving these dino-riffic word problems.

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

An introduction to addition for preschoolers and kindergarteners, featuring pictures of balloons.

Bolster your third grader's addition skills with at-home practice in three-digit addition.

Practice adding 3 to numbers within 10 with this first-grade addition worksheet!

Teach kindergarteners addition facts with this addition within 10 worksheet!

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

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

Send your second grader on an underwater double-digit addition challenge!

Practice addition within 100 using open number lines with this first-grade math worksheet!

How many zebras do you see? What about tigers? Practice your math skills with animals. Count and add up the drawings to practice addition.

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Practice adding 4 to numbers within 10 with this first-grade addition worksheet!

Kids practice adding single-digit numbers and writing the sums on this ocean-themed preschool and kindergarten math worksheet.

Children practice addition within 10 with this appealing bug-themed worksheet.

Practice addition within 10 with this Halloween math workheet!

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

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

Celebrate Valentine's Day and practice math at the same time with this first grade addition worksheet. Use the kisses to help you solve the problems.

Give your child's addition skills a boost with this second grade math worksheet that offers practice in two-digit addition using carrying.

Contine to build addition fluency with this worksheet that focuses on adding five to numbers within 10!

Build addition fluency with this worksheet that focuses on adding nine to numbers within 10!

Help students learn simple addition by exploring the concept of "plus one" in this worksheet.

Practice addition within 20 with this Halloween math workheet!

No matter what the season, preschoolers and kindergarteners will love to learn to add with this fun, easy "Addition with Pictures" worksheet featuring fall leaves.

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Have your child work backwards to solve addition problems and learn more about the additive inverse.

Practice addition within 10 with this Halloween math workheet!

Twinkle, twinkle little star! Help your child practice addition with this math worksheet.

Practice addition within 10 with this Halloween math workheet!