Create models of addition problems with this compensation worksheet for second and third graders!

Complete the number sentence by counting left and right on a number line. Can your child find all the missing numbers?

Practice three-digit addition using open number lines with this second-grade math worksheet!

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

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

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

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

Use open number lines to practice addition within 100 with this colorful math worksheet!

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

These ducks are all in a line and ready to be counted! Your kindergartener will use single digit addition to add these adorable ducks.

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

Explore properties of operations while writing addition equations in this second-grade math worksheet!

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

Count like a champ! Your kid will find missing numbers in no time when he learns how to use a number line. Now get searching!

Help the frog catch the fly! This entertaining math game will have you students practice adding and subtracting within 20 on a number line.

One way to find the missing number in an equation is to use a number line. Your kid will do just that in this set of addition problems.

Invite your child to imagine that he is a car moving along a number line. Use this math worksheet to help your 2nd grader identify numbers, add, and subtract.

Your kid will love using number lines to solve pesky multiple-step subtraction word problems. Learn how with this worksheet!

Teach your child about customary measurement and number lines with these addition word problems.

The smiling snails on this worksheet will remind your second grader to work carefully as he completes these two digit addition problems that involve carrying.

Kindergarten students are practicing their addition skills! Help them practice adding one more using this helpful worksheet.

Practice making 10 to solve equations with this colorful first- and second-grade worksheet! 

Use addition and subtraction to find the correct path through the puzzle.

This worksheet shares Hanukkah themed math problems with numbers under 10.

An introduction to addition worksheet for preschoolers and kindergarteners, featuring a fish theme.

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