For Term (left side of calculator) enter the following:
An initial investment,
Future value, and
Annual interest rate.
Recalculate to see number of years for this single investment to grow to the future value stated.
For Interest Rate (right side of calculator) enter the following:
An initial investment amount,
Future value, and
Number of months or number of years (but not both).
Recalculate to see Annual Interest Rate which grows initial investment to future value over period stated (if months is stated, Interest Rate is determined with monthly compounding).