Largest maths competition
Who
World Maths Day
What
1204766 people
Where
Not Applicable (Various)
When

The largest maths competition consisted of 1,204,766 participants and was achieved by World Maths Day 2010, in 56,082 schools in 235 countries, on 3 March 2010. World Maths Day 2010 occured on 3 March 2010 in each country therefore it actually stretched from 11 am to 11 am GMT from 2-4 March 2010. In total 11,456 Cities/Towns participated and 479,732,613 questions were correctly answered!