The British, German and some American lotteries draw 6 balls from 49 balls. The Irish lottery draws the same from 42 balls. The Dutch lottery draws from 41 balls. Values for the Irish and Dutch lotteries are included in the summary at the bottom.
All calculations refer to one single ticket only.
Odds and probabilities on a per ticket basis from a multitude of tickets are not the same as for a single ticket. They typically are higher. The starting point, however, are calculations for one single ticket. Six balls are randomly selected from the total number of balls. Balls are not replaced after they are drawn.