963 – 852 = 111 963 – 741 = 222 789 – 456 = 333 789 – 123 = 666369 – 258 = 111 369 – 147 = 222 987 – 654 = 333 987 – 321 = 666
852 – 741 = 111 456 – 123 = 333258 – 147 = 111 654 – 321 = 333
963 – 852 = 111 963 – 741 = 222 789 – 456 = 333 789 – 123 = 666
369 – 258 = 111 369 – 147 = 222 987 – 654 = 333 987 – 321 = 666
852 – 741 = 111 456 – 123 = 333
258 – 147 = 111 654 – 321 = 333