Sharp EL-9900 - Manual (Page 248)

238
Appendix
3. FV calculation
1 If r ≠ 0, r > - 1
1 – (1 + r) - n
r
PV + (1 + r
×
s)
Ч Ч
PMT
(1 + r) - n
FV = –
2 If r = 0
FV = - n
×
PMT – PV
3 If r ≤ - 1
Error
4. PMT calculation
1 If r ≠ 0, r > - 1
1 – (1 + r) - n
r
PMT = –
(1 + r
×
s)
×
PV + FV
×
(1 + r) - n
2 If r = 0
PMT = –
PV + FV
n
3 If r ≤ - 1
Error
5. N calculation
1 If r ≠ 0, r > - 1
log (1 + r)
log
N = –
1
r
×
(1 + r
×
s)
×
PMT – FV
1
r
×
(1 + r
×
s)
×
PMT PV + { }
2 If r = 0
N = –
FV + PV
PMT
3 If r ≤ - 1
Error