Find the difference between two sets, namely ${8, -4.7, 4, -\frac{62}{7}, -5, -1, 9} \setminus {9, 7, -3, -\frac{23}{4}, -\frac{62}{7}, -2}$.

fst = set((8, -4.7, 4, -(62/7), -5, -1, 9,))
snd = set((9, 7, -3, -(23/4), -(62/7), -2,))
print(fst - snd)
