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Nines Inverse ADD
Contributed by: Waltner
+
1
= 9
+

2

= 9
+

3

= 9
+

4

= 9
+

5

= 9
+

6

= 9
+

7

= 9
+

8

= 9
1
+
= 9

2

+
= 9

3

+
= 9

4

+
= 9

5

+
= 9

6

+
= 9

7

+
= 9

8

+
= 9
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