6
+
21
=
42
+
45
=
4
+
12
=
4
+
66
=
80
+
19
=
3
+
6
=
19
+
4
=
1
+
0
=
23
+
63
=
3
+
13
=
47
+
19
=
17
+
61
=
81
+
11
=
54
+
12
=
50
+
7
=
7
+
62
=
30
+
24
=
34
+
7
=
5
+
90
=
12
+
2
=