12
+
37
=
22
+
65
=
25
+
5
=
28
+
45
=
23
+
10
=
9
+
25
=
4
+
65
=
17
+
47
=
16
+
17
=
12
+
13
=
3
+
6
=
52
+
21
=
11
+
51
=
90
+
2
=
14
+
22
=
14
+
7
=
38
+
7
=
16
+
26
=
55
+
6
=
8
+
42
=