- Add, Subtract, Multiply, and Divide (of course)
- Square and Square Root
- Factorials
- Add a Series of Numbers
- Save Numbers to Disk
- Printing
- Ulam's Conjecture Testing
- Fibonnacci Sequence
- Programmability

- Help System
- y Root of x
- Decimal y Root of x
- Decimal x / y
- Mersenne Primality Test
- Perpetual Calendar (Years 1 - end of time)
- Show Multiplication

If you would like a free copy of Big-Calc, go here

All programs from this author are for MS-DOS or Windows Users only.

[Sample Calculations] [Justin's Page] [CalendarHome.com]