Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
RPG Information Edit
Mathematics is a Commerce emphasis which allows a character to calculate things like taxes and tariffs. 
- ↑ Legend of the Five Rings; Fourth Edition, p. 143