1/2

1/2 may refer to:

*the Fraction one half or 0.5 in decimal
*the calendar date January 2 (USA)
*the calendar date 1 February (UK)
*odds of "two to 1 on", i.e. 2 mathematically, but also written as 1.50 or -200 by some bookmakers
*pre-decimal sterling money, 1 shilling and 2 pence (tuppence)
*1st Battalion 2nd Marines
*the notation of a draw in chess

zh:1/2