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

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!

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

Numbers and math are everywhere, even on pizza! Add and subtract pizza toppings with these simple word problems for beginners.

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

Practice two-and three-digit subtraction in this set of school-themed word problems!

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

A flower-themed counting worksheet for preschoolers.

Add some undersea creatures to your kindergartener's math practice. He'll practice single digit addition as he adds up some new ocean friends.

Math learners solve sports-themed addition and subtraction problems in this practice worksheet.

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

Kids solve addition problems with two-digit addends to move from ice chunk to ice chunk and help Polly get to her cub on this second grade math worksheet.

Not only does this worksheet bolster kids' addition skills, it's a great mental math exercise, too.

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

Searching for a worksheet that practices addition and subtraction? This Animal Math printable is perfect for beginning math stars!

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

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Second graders can practice double-digit addition with carrying in this monster-filled math worksheet.

Practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!

Help your busy bee get some addition practice in on Easter with this addition worksheet. She'll use visual clues to help her tally up addition problems.

Practice decomposing numbers and writing equations with this kindergarten and first-grade math worksheet!

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

This worksheet is a fun way to practice writing and adding numbers 0 to 10.

Kids use details from the word problems on this third grade math worksheet to construct and solve addition problems with two or three two-digit addends.

Would your first grader rather color fairies than do her math? With this worksheet, she can do both! This fairy practice sheet focuses on two-digit addition.