All About Subtraction
This site covers the basic subtraction facts and skills. Each page has an explanation, interactive practice and challenge games about fractions.

Subtraction – Numbers to 12
This is an online quiz with 15 subtraction facts that gives immediate responses for correct answers. This page requires Shockwave.

Math Mayhem
During this online game, student answer subtraction questions as fast as they can before time runs out.

Spacey Math
In this outer space game, students must answer correctly to ward off an oncoming alien ship.