To win the Oz Lotto jackpot (1st Division), a player must correctly pick 7 winning numbers from a pool of 47 numbers. Additionally, there are supplementary numbers drawn for lower prize divisions. The game has 7 prize divisions with varying winning number requirements:

• 1st Division (Jackpot): Match all 7 winning numbers
• 2nd Division: Match 6 winning numbers plus 1 supplementary number
• 3rd Division: Match 6 winning numbers
• 4th Division: Match 5 winning numbers plus 1 supplementary number
• 5th Division: Match 5 winning numbers
• 6th Division: Match 4 winning numbers
• 7th Division: Match 3 winning numbers plus 1 supplementary number

The draw requires selecting 7 main numbers, and there are three supplementary numbers also drawn. The minimum number of matching numbers to win any prize is 3 main numbers plus 1 supplementary number.