1.
40
+
40
=
(
)
2.
42
+
42
=
(
)
3.
22
+
22
=
(
)
4.
43
+
43
=
(
)
5.
33
+
33
=
(
)
6.
45
+
45
=
(
)
7.
31
+
31
=
(
)
8.
37
+
37
=
(
)
9.
46
+
46
=
(
)
10.
14
+
14
=
(
)
11.
28
+
28
=
(
)
12.
29
+
29
=
(
)
13.
13
+
13
=
(
)
14.
3
+
3
=
(
)
15.
21
+
21
=
(
)
16.
2
+
2
=
(
)
17.
10
+
10
=
(
)
18.
24
+
24
=
(
)
19.
0
+
0
=
(
)
20.
11
+
11
=
(
)
21.
15
+
15
=
(
)
22.
44
+
44
=
(
)
23.
34
+
34
=
(
)
24.
5
+
5
=
(
)
25.
1
+
1
=
(
)
26.
48
+
48
=
(
)
27.
4
+
4
=
(
)
28.
8
+
8
=
(
)
29.
6
+
6
=
(
)
30.
23
+
23
=
(
)
31.
16
+
16
=
(
)
32.
12
+
12
=
(
)
33.
50
+
50
=
(
)
34.
30
+
30
=
(
)
35.
18
+
18
=
(
)
36.
47
+
47
=
(
)
