0 I am turning my brain upside down 02br 00well, I don't think it is simple, so the only thing i can come up with is that the last number is the odd one and the reason would be because for all the other numbers they retain one of the figure of the previous number. This reason isn't very cunning but i can't find anything else, sorry!! 0-
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.