Originally Posted by
gengar
Just to note, there aren't different odds based on the bet amount. In craps, buying numbers pays even odds (no house advantage) minus a "vig", short for vigorish (commission). The vig may vary on bet amount depending on how the casino handles rounding.
To further clarify, the minimum commission is $1. So only for bets above $25 it is more favorable to buy the 4/10 vs simply to place the number. In your example we assume the person is buying those numbers.