tokens: OK a lesson in mathematics for {@7NEWS Melbourne@} and the scaremongering . 5 cases of blood clots from receiving COVID vaccine ? 5 in 100 = 5 % 5 in 1000 = 0.5 % 5 in 1000000 = 0.0005 % This is n't a risk . In fact the chance of not getting blood clots : 999995 in 1000000 = 99.9995 % .