8

– 7

=

6

– 4

=

6

– 5

=

3

– 3

=

4

– 1

=

7

– 4

=

9

– 3

=

6

– 6

=

5

– 2

=

8

– 8

=

1

– 1

=

7

– 5

=

9

– 8

=

5

– 3

=

6

– 2

=

8

– 4

=

8

– 2

=

4

– 4

=

4

– 2

=

8

– 6

=

7

– 1

=

5

– 1

=

2

– 1

=

9

– 5

=

9

– 7

=

8

– 1

=

8

– 5

=

3

– 1

=

9

– 4

=

2

– 2

=

9

– 2

=

7

– 7

=

9

– 1

=

5

– 4

=

3

– 2

=

9

– 6

=

7

– 6

=

9

– 9

=

8

– 3

=

7

– 2

=

5

– 5

=

4

– 3

=

6

– 1

=

7

– 3

=

6

– 3

=