Adding and subtracting large numbers can sometimes be difficult. Estimating is an easy way to figure out if your answer is close, or if you need to try again.

This fun game provides a number line that students can use to visualize subtraction. Students will practice adding three-digit numbers on a number line with this game, Go Froggie!

Practice addition with your second grader, a math worksheet, and a deck of playing cards.

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

Build your two-digit subtraction skills with this inviting worksheet!

Learn to use the compensation strategy to construct simpler subtraction problems in this colorful worksheet!