I keep getting -154.58 for A which doesn't let me do the second part

Suppose you purchased 18 shares of Disney stock for $23.21 per share on May 1, 2012. On September 1 of the same year, you sold 14 shares of the stock for $18.80. Assume no dividend was distributed. The holding-period dollar gain for the shares you sold is O $-61.74 $-56.92 $ 58.45 $61.23 2 pts Question 8 Suppose you purchased 18 shares of Disney stock for $23.21 per share on May 1, 2012. On September 1 of the same year, you sold 14 shares of the stock for $18.80. Assume no dividend was distributed. The holding-period rate of return is (refer the previous question). 0-16.00% -19.00% - 17.98% +19.02%