Smallest to biggest currency
Golden coins:
Dragon 1 = 30 Moons = 23520 Halfpenny
Silver coins:
Moon 1 = 7 Stags
Stag 1 = 7 Stars
Copper coins
Star 1 = 2 Groat
Groat 1 = 2 Halfgroat
Halfgroat 1 = 2 Penny
Penny 1 = 2 Halfpenny
Halfpenny 1 = smallest denomination
A normal man can have average or below average food for a day within an Halfgroat and a family of 4 could spend a year comfortably on a dragon without working a day.