Basic Five

In the game "Base Five" you have to show your logic and mathematical abilities to form numbers based on base 5.
You will be given a 3x4 grid in which you need to fill the cells with randomly generated numbers.

In a 3x4 grid, form numbers on the base of 5 (for example -5, 20, -20, 5, 10, -10, except ZERO) by adding them to a randomly generated number.