7
+
11
=
4
+
10
=
27
+
3
=
42
+
21
=
30
+
34
=
5
+
74
=
64
+
4
=
27
+
13
=
56
+
0
=
14
+
82
=
2
+
16
=
29
+
12
=
5
+
20
=
16
+
48
=
48
+
3
=
15
+
21
=
5
+
39
=
21
+
50
=
8
+
9
=
72
+
12
=