Two's Complement Subtraction
written by Crystal Barchet and Teresa Carrigan
- What is it?
- How it works
- How to use it
- Things to notice
- Things to try
- Extending the model
- NetLogo features
- Related models
- Credits and References
- For more information
- Run model in your browser
- Download the model
- Single webpage version
EXTENDING THE MODEL
Modify the model to show fixed point representation; that is, specify a given number of digits to the right of the decimal place.Allow the user to input the two numbers to be subtracted.
Display the decimal equivalent of the two numbers and the difference.
NETLOGO FEATURES
"ask other-digit-here" is used by the arrow to process the digit it is passing over."count" is used to report the number of agents in the given agentset.
"word" is used to put two inputs together and make them a string.
RELATED MODELS
HomeApplets on this website were written by Teresa Carrigan in 2004, for use in computer science courses at Blackburn College, with the exception of the Fireworks applet. The applets made with NetLogo require Java 1.4.1 or higher to run. The applets made with NetBeans require Java 1.4.2 or higher to run. Applets might not run on Windows 95 or Mac OS 8 or 9. You may obtain the latest Java plugin from Sun's Java site.