Par Value x price = Selling Price
240,000 x 117.25 = 281,400
Cashflow Table value = Present value
240,000 0.3083 (Present Value table 4%, 30 periods) 73,992
12,000 17.292 (PV annuity table 4%, 30 periods) +207,504
281,496
Difference due to rounding 281,400 -281,496 = -96