Bolster your third grader's addition skills with at-home practice in three-digit addition.

Can your second grader use her addition ability to chart the growth of Augusto's snapdragon?

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Children practice writing numbers from expanded forms, and expanded forms from numbers.

Once your child masters addition with carrying, there's practically no number too big for her to add!

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

This simple worksheet is packed with two-digit and three-digit subtraction problems.

Your second grader and his handy addition skills are needed! Can he help Ralph keep track of his hollyhock's growth?