This works through several miscellaneous problems that rewrite the same value as 3 different types: percent, decimal, and fraction. 

This works through miscellaneous questions all having to do with percents. The first step is going from "words" to an "equation." The second step is solving the equation to get the final answer. 

This shows yous how to calculate tax and tip. It turns words into an equation that can be solved. 

This calculates the amount a value increases or decreases. Remember, a decrease will be represented by a negative value. However, don't say something decreases be a "negative percent." A better phrase would be, "The product decreased by 15%." Keep the percent positive in your final answer.