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Joe wanted to know more about how the cost of fertilizer for his lawn-care business was changing. The cost of a bag of fertilizer just increased from to . What is the percent increase of the price? Represent the change as a fraction, as a percent, and as a decimal.  Homework Help ✎

Refer to the example at right from the Math Notes box in this lesson for help with percent increases.



Example 1:

A loaf of bread increased in price from  to  in the past  years. What was the percent increase?