Annuity Calculator | Ti-83 TVM Solver
If you want to find t,
the number of years, enter values for F, P and r. Don't forget to
change c, compounds per year.
Formula from book where
i = r
÷ t and n = t × c
This is a Compound
Do not use commas or dollars signs in textboxes.
must enter values in 3 out of the 4 textboxes.
James buys a house for $90,000. He puts $10,000 down and then
finances the rest at 9% interest compounded monthly for 25 years.
Find his monthly payments
This is a Present Value of
an Annuity problem. We need to find the Rent R
The monthly payments are $671.36
Find the total amounts he pays for the house.
You pay $10,000 down and $671.36 a month for 25 years
10,000 + 671.36 × 12 × 25 = 10,000 + 201,408 = 211,408
You pay $211,408 for the house with interest.
This is a
- Amortization calculator.
If you get NaN
in the answer box , check your input values. F should be more
than P . Interest rate should be between 0 and 1. Years can
be partial years i.e. 1 and a half years = 1.5
Time Value of Money
The Ti-83 has
finance functions. In the Ti-83plus, the finance functions are
located in the Apps (applications) menu. You can download other functions
for the Ti-83plus.
Use your calculator or the Annuity Calculator above
to find the monthly payment at 7%.
The monthly payment is $997.95. You pay 360 × 997.95 =
$359,262.00 for the house. That is about a $37,000 dollar
Note: You can use these calculators if you know 3 pieces of
information. If you know you want to pay $300 dollars a month for five years for
a car loan and you can get 2.9% interest, what price range of a vehicle can you
afford? Use your the Annuity Calculator above to
find the Present Value P = $16,737.07.
Use R = 300, i = 0.029, t = 5, and c = 12.