who your math teacher is this school year. https://www.google.com/#q=%22who+have+you+got+for+math%22 This version with HAVE THEY GOT is probably the British version - they also say "maths," where we say "math.". In the States we say "Who did you get for math?" or "Who do you have for math?" https://books.google.com/books?id=5OiYCgAAQBAJ&pg=PA11&lpg=PA11&dq=%22who+do+you+have+for+math%22&source=bl&ots=--oPFaBv4G&sig=GssoYBu6Dn2RzqDAy7m1FQvHIFU&hl=en&sa=X&ved=0ahUKEwjh3Pep5tLUAhUF8j4KHbNcAHcQ6AEIOzAF#v=onepage&q=%22who%20do%20you%20have%20for%20math%22&f=false