Twenty-five problems present a variety of percent topics: percents as fractions, improper, and mixed numbers, percents as decimals, simple interest, and percent of increase/decrease. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check each step of your work. Also, to review the basics on this topic click the "View Lesson" button at the top.