X purchased a computer on December 31, 2019, for $121,800, paying $34,800 down and agreeing to pay the balance in five equal installments of $17,400 payable each December 31 beginning in 2020. An assumed interest rate of 8% is implicit in the purchase price.

How do I find the discount on Notes Payable using BAII plus calculator (please state all buttons used) at 1)Date of purchase, which is Dec 31, 2019 2)Dec 31,2020

3)Dec 31, 2021