There are different ways to do MT2. You may not need the hint posted below to solve the MT problems.

Because of popular demand, MT2’s due date has been moved to Wednesday, April 15, 11:59 pm.

inv.w operation turns an operand into its two’s complement. For example,
“inc.w  operand”, will take the 2’s complement of the operand and put the result back in the operand.