1.
4
+
15
=
(
)
2.
17
-
9
=
(
)
3.
11
-
5
=
(
)
4.
9
-
1
=
(
)
5.
2
+
4
=
(
)
6.
3
-
1
=
(
)
7.
19
-
11
=
(
)
8.
14
+
4
=
(
)
9.
20
-
16
=
(
)
10.
17
-
12
=
(
)
11.
7
+
2
=
(
)
12.
0
+
10
=
(
)
13.
17
-
2
=
(
)
14.
14
+
2
=
(
)
15.
19
-
14
=
(
)
16.
10
+
4
=
(
)
17.
8
+
2
=
(
)
18.
18
-
17
=
(
)
19.
5
-
5
=
(
)
20.
11
+
1
=
(
)
21.
1
+
1
=
(
)
22.
4
-
4
=
(
)
23.
0
+
20
=
(
)
24.
8
-
8
=
(
)
25.
16
+
2
=
(
)
26.
20
-
12
=
(
)
27.
20
-
10
=
(
)
28.
9
+
4
=
(
)
29.
8
+
7
=
(
)
30.
15
+
1
=
(
)
31.
16
+
0
=
(
)
32.
12
-
12
=
(
)
33.
15
-
9
=
(
)
34.
11
-
2
=
(
)
35.
6
-
6
=
(
)
36.
13
-
9
=
(
)
37.
20
-
15
=
(
)
38.
4
+
3
=
(
)
39.
11
+
9
=
(
)
40.
19
-
19
=
(
)
41.
1
+
0
=
(
)
42.
1
+
12
=
(
)
43.
9
+
2
=
(
)
44.
18
-
9
=
(
)
45.
16
-
3
=
(
)
46.
7
+
8
=
(
)
47.
3
+
15
=
(
)
48.
16
-
4
=
(
)
49.
17
-
6
=
(
)
50.
12
-
4
=
(
)
51.
2
+
6
=
(
)
52.
18
+
0
=
(
)
53.
15
-
7
=
(
)
54.
5
-
4
=
(
)
55.
7
+
4
=
(
)
56.
20
-
5
=
(
)
57.
16
-
6
=
(
)
58.
20
+
0
=
(
)
59.
13
+
5
=
(
)
60.
1
-
1
=
(
)
61.
10
-
3
=
(
)
62.
11
-
7
=
(
)
63.
7
+
12
=
(
)
64.
13
-
7
=
(
)
65.
3
+
1
=
(
)
66.
13
-
8
=
(
)
67.
4
+
7
=
(
)
68.
0
+
19
=
(
)
69.
2
+
0
=
(
)
70.
5
+
13
=
(
)
71.
7
+
13
=
(
)
72.
10
+
2
=
(
)
73.
11
+
5
=
(
)
74.
6
+
9
=
(
)
75.
16
+
1
=
(
)
76.
20
-
18
=
(
)
77.
0
+
17
=
(
)
78.
6
+
2
=
(
)
79.
9
-
7
=
(
)
80.
11
-
6
=
(
)
