15
+
2
=
16
+
9
=
41
+
18
=
52
+
6
=
3
+
18
=
9
+
59
=
38
+
4
=
31
+
10
=
69
+
10
=
10
+
44
=
55
+
32
=
4
+
8
=
50
+
33
=
3
+
4
=
20
+
5
=
5
+
80
=
20
+
20
=
39
+
59
=
10
+
15
=
87
+
12
=