In Xanathar's Guide to Everything, one of the downtime options provided in "Downtime, Revised" allows a character to gamble during their downtime to earn extra money.
Gambling
Games of chance are a way to make a fortune—and perhaps a better way to lose one.
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Gambling Results
Result Value 0 Successes Lose all the money you bet, and accrue a debt equal to that amount. 1 Success Lose half the money you bet. 2 Successes Gain the amount you bet plus half again more. 3 Successes Gain double the amount you bet. —Xanathar's Guide to Everything, pg. 130
So if I place a bet of 100gp and make my checks against this table, how much would I have, for each category?