<image> The magical 198.
Calculate:
Horizontally:
321-123=____
654-456=____
987-789=____
Diagonally:
951-753=____
357-159=____
In a cross shape:
852-654=____
456-258=____
In a quadrilateral shape:
8624-8426=____
2684-2486=____
In a square shape:
9856-9658=____
8745-8547=____
5412-5214=____
6523-6325=____
2563-2365=____
5896-5698=____
Can you find more equations?