1.	2 + 9 =	9 + 1 =	9 + 7 =	2 + 4 =	8 + 7 =
2.	6 + 9 =	2 + 7 =	3 + 0 =	9 + 8 =	7 + 4 =
3.	7 + 3 =	5 + 2 =	3 + 8 =	9 + 9 =	5 + 9 =
4.	6 + 3 =	7 + 1 =	8 + 9 =	5 + 1 =	1 + 1 =
5.	2 + 3 =	1 + 3 =	9 + 1 =	7 + 7 =	7 + 3 =
6.	8 + 6 =	7 + 7 =	7 + 8 =	2 + 2 =	1 + 0 =
7.	7 + 9 =	7 + 2 =	3 + 6 =	5 + 7 =	6 + 2 =
8.	2 + 5 =	4 + 5 =	3 + 2 =	3 + 1 =	5 + 3 =
9.	2 + 8 =	7 + 2 =	8 + 2 =	2 + 2 =	5 + 5 =
10.	9 + 2 =	5 + 9 =	2 + 9 =	1 + 3 =	8 + 4 =
11.	9 + 5 =	3 + 5 =	1 + 5 =	6 + 4 =	8 + 3 =
12.	6 + 3 =	5 + 3 =	8 + 7 =	9 + 6 =	7 + 9 =
13.	1 + 2 =	8 + 1 =	8 + 2 =	3 + 6 =	8 + 5 =
14.	7 + 1 =	1 + 2 =	4 + 6 =	5 + 4 =	6 + 5 =
15.	7 + 6 =	4 + 4 =	3 + 7 =	5 + 8 =	2 + 7 =
16.	1 + 8 =	5 + 4 =	7 + 5 =	5 + 8 =	9 + 3 =
17.	8 + 4 =	4 + 3 =	3 + 9 =	4 + 2 =	4 + 8 =
18.	4 + 7 =	2 + 6 =	3 + 7 =	7 + 5 =	3 + 5 =
19.	1 + 6 =	6 + 8 =	8 + 1 =	9 + 8 =	7 + 6 =
20.	6 + 5 =	1 + 4 =	4 + 8 =	3 + 0 =	1 + 6 =

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