The units of Manganese Plus available for sale during the year were as follows: Mar. 1 June 16 Inventory Purchase 22 units 28 units $29 $638 $34 952 Nov. 28 Purchase 46 units $36 1,656 96 units $3,246 There are 11 units of the product in the physical inventory at November 30. The periodic inventory system is used. Determine the difference in gross profit between the LIFO and FIFO inventory cost systems. Enter the answer as a positive number. FIFO Cost of Goods Sold LIFO Cost of Goods Sold Difference G