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!

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.

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

Master multi-digit subtraction with this informative third-grade math worksheet!