74
+
4
=
39
+
31
=
13
+
3
=
8
+
41
=
19
+
9
=
11
+
5
=
10
+
15
=
39
+
21
=
25
+
7
=
1
+
1
=
1
+
52
=
40
+
25
=
80
+
11
=
11
+
9
=
78
+
18
=
13
+
11
=
14
+
4
=
9
+
21
=
29
+
48
=
3
+
2
=