Find the difference between two sets, namely ${9, -\frac{3}{4}, 3, 7.3, -2} \setminus {\frac{39}{4}, 0, -2, 9, 3}$.

fst = set((9, -(3/4), 3, 7.3, -2,))
snd = set(((39/4), 0, -2, 9, 3,))
print(fst - snd)
