Once the game starts, the numbered balls will appear successively. If any of the numbers shown match up with any of the numbers of the ticket, you can mark/strike it. To do that, click on the number.
Note:You need to click on the “Claim” Button to claim any prize since there could be multiple players claiming for the same prize, the first one to claim for the prize is declared winner of that particular prize.
Different games have different prizes, you can check the notification section to check the prizes available for your particular game.