Get ready for a deep dive into the properties of addition with this first- and second-grade worksheet!

4 lines make a quadrilateral! Help your child make various shapes with the dots in this worksheet.

Can you tell the difference between the associative, commutative, and identity properties?

Learn the associative property of addition with this inviting worksheet!

Kids sometimes don't distinguish between a shape that's open and one that's closed. Here, kids can see the difference as they classify shapes as open or closed.

Get practice writing two-digit subtraction equations using an number line with this first-grade math worksheet!

Get practice writing two-digit subtraction equations using an open number line with this first-grade math worksheet!

Practice writing subtraction equations using the number line strategy with this first-grade math worksheet!

Practice adding tens on an open number line with this first-grade math worksheet!

Test your knowledge of the commutative property with this essential worksheet!

Get more practice adding tens on an open number line with this first-grade math worksheet!

Get even more practice adding tens on an open number line with this first-grade math worksheet!

Try using the associative property in this fill-in-the-blank worksheet!