Things to remember about the old office.

Welcome to the pdc web site.  Check out the new video added to the site. Down load a free calendar and try the software.

 Example     

Example: Finding of sine of 45 degrees.
1. Click on the number 4. 
2. Click on the number 5. 
3. Click on the SIN key. 
The answer 0.70710678118657 will appear in the Y register.

Example: 2^3 
1. Click on the number 3. 
2. Click on enter key.
1. Click on the number 2. 
1. Click on the X^Y key. 
The answer 8 will appear in the Y register.