To win the Oz Lotto jackpot (Division 1), a player must match all 7 winning numbers drawn from a pool of 47 numbers. There are also additional prize divisions with different matching requirements involving supplementary numbers. Here is a summary of how many numbers are needed to win each division:

• Division 1: Match all 7 winning numbers.
• Division 2: Match 6 winning numbers plus 1 supplementary number.
• Division 3: Match 6 winning numbers.
• Division 4: Match 5 winning numbers plus 1 supplementary number.
• Division 5: Match 5 winning numbers.
• Division 6: Match 4 winning numbers.
• Division 7: Match 3 winning numbers plus 1 supplementary number.

Players need to select 7 numbers from the range 1 to 47. The draws take place every Tuesday. The odds of winning the Division 1 jackpot are about 1 in 62.9 million, with overall odds of winning any prize being 1 in 51.