Sarah and James Hernandez purchased 300 shares of Cisco Systems stock at $17.00 a share. One year later, they sold the stock for $23.90 a share. They paid a broker a $37 commission when they purchased the stock and a $52 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.