Addition and subtraction fact families get a lift from this squad of rocket ships. Help your child practice addition and subtraction with this worksheet.

Use this colorful, open-ended worksheet to help your learners understand the value of 100.

Practice adding tens with a visual model in this helpful worksheet!

Try the tens-sticks technique in paper form with this place value worksheet.

Practice place value and addition and see where the two intersect with this hundreds chart that teaches how to add in groups of ten and one.

Practice adding two-digit numbers on open number lines with this inviting addition worksheet!

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