If you can't decide what numbers to play you can use this app. It randomly generates five numbers between 1 and 50, and two numbers between 1 an 10.
Other
Rainbow Girl at Math Class 
Warship Jigsaw 
Run Ram Run 
The Island of Captain Jack 
Goalmouth Frenzy! 
Target Shooter! 
Bubble Fish 
Dress Up Abigail 
Santa Cooking Santa Sugar Cookie 
Circus is Back 
Math Tank Run 
Become Perfect Brides HD 
Pink Alien Transplant 
Smack-A-Lot : Titan 
Audi A8 Puzzle 
Rosetta Spaceship Escape 
Puzzle Underwater Fun 
Worp 
Balkan Peninsula Flags Flamujt e Gadishullit Ballkanik 
Barbies Fantastic Carnival 
The Tomb of Amon Ra 
Beach Model Trends 
Magical Symbols 
Chevrolet Jigsaw 
Crazy Race Arena 2 
Super Tappy Ninja 
San Diego 
Aston Martin V8 
Okinawa Jigsaw 
Solitaire TriPeaks 
Dodgy Platforms Egypt 
GO Snake