Sarah and James Hernandez purchased 300 shares of Cisco Systems stock at $17.80 a share. One year later, they sold the stock for $25.75 a share. They paid a broker a $34 commission when they purchased the stock and a $51 commission when they sold the stock. During the 12-month period the couple owned the stock, Cisco Systems paid no dividends.

Calculate the Hernandez's total return for this investment.