44
+
11
=
55
+
21
=
51
+
45
=
5
+
0
=
4
+
2
=
15
+
77
=
2
+
43
=
36
+
16
=
13
+
34
=
12
+
55
=
27
+
70
=
30
+
70
=
4
+
69
=
7
+
20
=
10
+
19
=
24
+
75
=
27
+
25
=
4
+
35
=
77
+
12
=
2
+
3
=