Subtraction Matrix

Enter numbers and make the difference shown.



[Rule]

1. You can use numbers from 1 to 16.

2. You cannot use the same number more than once.



[End of game]

If all the numbers are entered correctly, it will end.

You can end the game even in the middle of the game by pressing the end button.



[Record]

If the game end time is earlier than the recorded time, that time will be recorded.

The recorded time can be erased by pressing and holding it.



[Hint]

Let's start from the place with the fewest subtraction combinations.