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Jump to the rhythm of the math beat with this 1st grade worksheet that features single-digit addition problems with sums up to 9.

Give those addition and subtraction skills a boost with this practice worksheet that includes both vertical and horizontal equations!

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.

Use this number line as a tool to practice adding and subtracting within 20.

Most kids are good at counting forward, but counting backward is a different ball game. Practice counting down by filling in the blanks with the right numbers.

Keep your first grade math whiz sharp with this ocean-themed worksheet practicing single-digit subtraction.

Practice makes perfect! Engage your first grader in some super, single-digit subtraction problems so she strengthens her math skills.

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 practice with his math skills with this printable worksheet, which is all about subtraction and addition.

Who's hiding in the subtraction problems? Use your super subtraction skills to find out which colors to add to the drawing!

Challenge your child with some basic addition and subtraction problems. Then she can use the answers to color by number her own work of art!

Featuring simple addition problems and adorable sea creatures, this color by sum sheet is sure to entertain your child as he gets essential math practice.

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

Print these handy number cards on card stock and use them to practice number recognition and basic facts. For a fun twist, cards can be used to play Addition Number Grab, a variation of War!

Someone help this elephant! He's lost all his color, and he doesn't know how to get it back. Use subtraction to come to the elephant's rescue!

Let's check in on those subtraction skills! Use this math worksheet to assess your students’ understanding of subtraction by having them solve subtraction problems within 20.

Collect all of these lucky clovers by solving each addition problem! Your little math whiz can practice memorizing his addition facts.

It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.

Use the mat to give students extra practice composing a 10 as they learn to add to 20.

Looking for a different way to engage your child with his addition facts? This color by number underwater scene might do the trick!

Single-digit addition is a leap away using number lines like the ones on this worksheet.

Your first grader will get into the rhythm of the addition beat and dance her way to arithmetic mastery as she completes this colorful math worksheet.

Make math more enjoyable with these simple math crossword puzzles for kids!

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.