Finance Formulas
Simple Interest Formulas (for add-on interest)
)
1
(
rt
P
FV
P
FV
Earned
Interest
P
paid
total
Paid
Interest
value
maturity
or
value
future
FV
sum)
(lump
principal
or
value
present
P
form
decimal
in
rate
interest
annual
r
years
in
time
t
Compound Interest Formulas
nt
n
r
PFV
1
P
FV
Earned
Interest
year
one
in
periods
of
number
n
Annual Yield Formulas
11
nt
n
r
ay Annual Yield for 1 year
yield
annual
ay
Ordinary Annuity Formulas (for sinking funds, IRA, TDA)
n
r
n
r
nt
11
pymty)FV(ordinar
)
*
(
nt
pymt
FV
Earned
Interest
size
payment
pymt
nt
nt
n
r
P
n
r
n
r
1
11
pymt
annity
the
of
value
present
P
Simple Interest Amortized Loan Formulas (for mortgage loans)
nt
nt
n
r
P
n
r
n
r
1
11
pymt
P
nt
pymt
Paid
Interest
)
*
(
amount
loan
or
value
present
P
