If the point number is 5 or 9 the odds bet pays $3 to $2. You must make your odds bet in multiples of $2, so your odds bet always needs to be an even amount. If the casino offers double odds and you have a $5 pass line bet you can bet $10 in odds.
If you wanted to take less than double odds you would have to place your odds bet would have to be $2-$4 $6 or $8. An easy way to remember the odds for 5 and 9 is “If the number is odd your odds must be even.â€