Rounding of percentages on polls is inaccurate

7 years on (or maybe I ought to round it up to 8?!) and I’ve just seen 3 votes cast, in a two choice poll, with 66% and 34% as the result and not 67% and 33% (as I was taught at School/Tech/Uni/Work/Life)- I’d’ve been pulled up for such shoddy work!