During 2015, Roberto sold 880 shares of Casual Investor Mutual fund for $8.70 per share. The shares were purchased on the following dates: Date Shares Price May 31, 2011 420 $ 9.70 September 18, 2012 260 $ 8.00 October 21, 2012 470 $ 10.00 January 12, 2014 300 $ 7.50 Calculate the gain (loss) on the sale under the following assumptions: a. Basis is calculated using the first-in, first-out method. b. Basis is calculated using the average cost method (assume all shares are long-term). (Round "Average cost" to 3 decimal places. Round other intermediate computations and final answer to 2 decimal places.)