(-12 4/5) - (-15 1/3)
Convert to fractions
(-64/5) - (-46/3)
Make both denominators have the same common denominator
(-192/15) - (-230/15)
Subtract -230 from -192, but keep the denominator(15) the same. This would be the same as adding 230 to -192.
38/15
Simplify
Final Answer: 2.533333333 or 38/15
(The 3 goes on infinitely)