Explains what fact families are for addition and subtraction and includes sample problems to try.

Use this game to improve your subtraction skills. You will not only need to know your subtraction facts you will also need to figure out a strategy to win! There is a "Get Printable Page," link at the top if you want to print it out to...

Practice subtraction facts 4 to 9 with this interactive multiple choice activity.

Practice your subtraction facts while saving the planet in this online game.

Practice your subtraction facts and solve the puzzle.