My friend if we could do that and be 100% accurate for gambling we would all be very rich and having simple lives.
But sadly that is not true, though with time you may develop the ability if you work hard at magick.
I suggest you try reading the posts here about money magick people did that worked for them, it is not about predicting gambling but it is things that helped people with no money:
If you are quite new to magick there will be words and phrases used there that you do not understand yet, that is okay, just post in this thread to ask for explanations.
Also please post an intro about yourself as @Nagash explained here. 