Use the worksheet to help students visualize addition number sentences with three addends. Kids build 10 cube trains using three different color cubes, color their trains, and then write out the equations.

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

Kids look for keywords to determine how to solve each problem with this three-step addition worksheet.

Learning addition is as easy as 1-2-3! Give your child a head start on addition with this counting worksheet.

Can your first grader practice adding three numbers together to help these working people do their jobs?

Practice addition within 10 using ten frames with the help of this addition strategies worksheet! 

Help your preschooler get ahead in his math studies with this simple addition worksheet. He'll solve single digit problems that strengthen early math skills.

Practice addition within 10 with this Halloween math workheet!

Get ready for some merry math practice this Christmas! Santa has left lots of colorful presents filled with simple addition facts.

Looks like the Easter bunny has left some colorful treats for a special student! She'll need to solve all the simple addition problems in each egg.

Children practice addition within 20 in this fall-themed math worksheet.

Have a Merry Math Christmas! Here is a wintry worksheet to keep your kindergartener sharp on his math skills during the Christmas break.

How fast can your child do his addition facts? Test his math skills with a fun basketball math sheet, and he'll practice doing one-digit addition equations.

Little artists can apply their drawing skills to math practice with this picture addition activity.

Draw shapes to add on to make 10 in this sweet kindergarten math worksheet!

Count and add the Halloween pictures in this simple addition worksheet!

Count and add the Thanksgiving pictures in this simple addition worksheet! 

Add some color to these Christmas presents in this color-by-number mental math worksheet. Kids will exercise addition and subtraction skills.

Little math learners can have a blast solving these Valentine's Day addition problems! Build basic math skills with this practice sheet.

Learn to add double digits with a fun activity that combines word problems, drawing and addition.

Kids complete simple math problems, then use the answers to color by number and brighten the desert scene.

Dive into addition within 10 with this fun cut-and-paste math worksheet!

Help Spiky complete these addition problems and help him find his bone!

This addition and subtraction math facts worksheets offers a winter sports theme.

Treat your little sweetheart to a fun math activity this Valentine's Day. He'll get to do some coloring as he reviews math facts.

If your first grader is struggling with addition, this worksheet--complete with diagrams--will provide him with some visual assistance!

Get more practice representing 10 using ten frames in this kindergarten addition worksheet!

To give your first grader's math skills a boost, try printing out this addition worksheet complete with fruit and fun!

Lettuce practice addition fluency skills with this first-grade worksheet!

Test your addition skills with this charming doubles worksheet!