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!

If your child is confident in their addition skills, challenge them to tackle addition with three numbers.

Try this bright worksheet to give your first grader some at-home practice with adding three numbers!

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

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?

Track down tens to solve addition problems with three addends!

Add three numbers by making a 10 in this first-grade worksheet!

Teach your students to solve word problems with three addends. Plenty of space is provided for students to show their thinking!

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

Let's see those addition skills! Use this math assessment to check in on your students’ abilities to add three numbers by having them solve these problems.

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

Get more practice adding multiples of 10 on an open number line with this vibrant worksheet!

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.

Get even more fun practice balancing addition and subtraction equations with this lower grades math worksheet!

Learn to use the commutative property with three-addend addition expressions!

Try your luck at adding doubles with this colorful first-grade worksheet!

Did you know there is math in the Olympics? Swim your way to the gold by adding multiple sets of double-digit numbers.

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.

Sports stars, liven your math practice with some baseball addition! Your child will get to practice his addition facts (simple one-digit addition problems).

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.

Get even more practice making balanced equations with this first-grade math worksheet!

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

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

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!