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15-2 Simple Interest
Simple Interest lets you calculate interest (without compounding) based on the number of
days money is invested.
Simple Interest Fields
The following fields appear on the Simple Interest calculation page.
Field Description
Days Number of days in investment period
I
% Annual interest rate (as a percent)
PV Present value (initial investment)
SI Calculates and displays simple interest
SFV Calculates and displays simple future value (principal + interest)
Financial Application Default Setup for Examples
You can use the [Format] tab to change the following setting.
Days in Year: 365 days
k
Example 1
What is the final value ([SFV]) after five years (1,825 days) of a $300 investment (PV)
earning 6.0% simple interest (
I
%)?
(1) Tap [Calculations] and then [Simple Interest].
(2) Input 1825 (or 5 × 365) for Days.
(3) Input 6 for
I
%.
(4) Input −300 for PV.
(5) Tap the [SFV] button.
• This indicates a final value of $390.
15-2-1
Simple Interest
Tip
• Tapping the [SI] button shows the interest earned.
• To find the interest earned on $3,000 instead of $300, change −300 to −3000 and tap the [SI]
button again.