Getting started: computing compound interest – Texas Instruments TI-84 User Manual
Page 392

Chapter 14: Applications
389
Getting Started: Computing Compound Interest
Getting Started: Computing Compound Interest
Getting Started: Computing Compound Interest
Getting Started: Computing Compound Interest
At what annual interest rate, compounded monthly, will 1,250 accumulate to 2,000 in 7
years?
3.
Press
Í to select
1:TVM Solver
from the
CALC VARS
menu. The TVM Solver is displayed.
Press
48
Í to store 48 months to Ú. Press †
9000
Í to store 9,000 to
PV
. Press
М
250
Н to store
L250 to
PMT
. (Negation indicates cash outflow.) Press
0
Í to store 0 to
FV
.
Press
12
Í to store 12 payments per year to
P/Y
and 12 compounding periods per year to
C/Y
. Setting
P/Y
to 12 will compute an annual percentage rate
(compounded monthly) for
æ. Press † Í to select
PMT:END
, which indicates that payments are due at the
end of each period.
4.
Press
} } } } } } to move the cursor to the æ
prompt. Press
ƒ \ to solve for æ. What APR
should you look for?