This is relaxed game where you need to move the blue ball with number 4 and to eat only smaller numbers. So round around the screen and find same smaller then you to eat them. But bigger numbers will eat you too, so you need to avoid them.
Use mouse or your finger if you play on phone and enjoy playing this game.
This video is the solution for Hungry Number game. Here you will find the answer for each level of the first Hungry Number game.