Solution 19009: Calculating the Number of Days Between Dates on the TI-89 Family, TI-92 Family and Voyage™ 200.
How do I calculate the number of days between two specific dates using a TI-89 family, TI-92 family or Voyage 200 graphing calculator?
The example below will demonstrate how to calculate the number of days between two specific dates using the TI-89 family, TI-92 family or Voyage 200 graphing calculator. You must first have the FINANCE application installed.
Example: A loan is made on January 1, 2006, but the first payment is deferred until March 30, 2006. How many days does the loan accrue interest before the first payment?
Note: This function is NOT listed in the CATALOG. It must be entered manually from the HOME screen.
• Press [HOME]
• Type "dbd(01.0106,03.3006)" without the quote marks
• Press [ENTER]
The loan will accrue interest for 88 days before the first payment.
Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information.
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