5789
1
=
58
−
9
7
2
=
9
−
57
−
8
3
=
59
−
7
⋅
8
4
=
9
−
(
8
−
7
)
⋅
5
5
=
7
⋅
9
−
58
6
=
85
−
79
7
=
58
−
9
7
8
=
95
−
87
9
=
98
7
−
5
10
=
97
−
5
+
8
11
=
95
−
7
8
12
=
97
−
85
13
=
8
7
−
5
+
9
14
=
89
−
75
15
=
8
⋅
9
−
57
16
=
57
−
8
+
9
17
=
95
−
78
18
=
87
+
9
5
19
=
78
−
59
20
=
(
9
−
5
)
⋅
7
−
8
21
=
79
−
58
22
=
85
−
7
⋅
9
23
=
98
−
75
24
=
5
!
−
87
−
9
25
=
(
7
−
5
)
⋅
8
+
9
26
=
85
−
7
9
27
=
57
9
+
8
28
=
87
−
59
29
=
58
9
−
7
30
=
(
8
−
5
)
⋅
7
+
9
31
=
78
9
+
5
32
=
89
−
57
33
=
78
−
5
⋅
9
34
=
87
9
+
5
35
=
(
9
−
8
)
⋅
5
⋅
7
36
=
8
7
−
5
⋅
9
37
=
58
−
7
⋅
9
38
=
758
−
9
!
!
39
=
97
−
58
40
=
57
−
8
−
9
41
=
98
−
57
42
=
58
−
7
−
9
43
=
57
−
8
−
9
!
44
=
59
−
7
−
8
45
=
(
8
−
7
)
⋅
5
⋅
9
46
=
57
−
8
−
9
47
=
5
9
−
78
48
=
58
−
7
−
9
49
=
98
7
−
5
50
=
7
⋅
9
−
5
−
8
51
=
75
−
8
⋅
9
52
=
57
−
8
+
9
53
=
7
8
−
5
+
9
54
=
89
−
5
⋅
7
55
=
8
7
−
5
−
9
56
=
57
+
8
−
9
57
=
(
9
−
8
)
⋅
57
58
=
57
−
8
+
9
59
=
(
8
−
7
)
⋅
59
60
=
58
−
7
+
9
61
=
75
−
8
−
9
!
62
=
57
+
8
−
9
63
=
98
−
5
⋅
7
64
=
78
−
5
−
9
65
=
785
−
9
!
!
66
=
79
−
5
−
8
67
=
8
!
7
!
+
59
68
=
57
+
8
+
9
69
=
85
−
7
−
9
70
=
98
⋅
5
7
71
=
57
+
8
+
9
!
72
=
87
−
5
⋅
9
73
=
87
−
5
−
9
74
=
57
+
8
+
9
75
=
(
9
−
8
)
⋅
75
76
=
75
−
8
+
9
77
=
89
−
5
−
7
78
=
(
8
+
9
)
⋅
5
−
7
79
=
7
⋅
9
+
58
80
=
95
−
7
−
8
81
=
8
⋅
9
+
57
82
=
78
−
5
+
9
83
=
85
+
7
−
9
84
=
97
−
5
−
8
85
=
(
8
−
5
)
!
+
79
86
=
98
−
5
−
7
87
=
85
−
7
+
9
88
=
(
7
−
5
+
9
)
⋅
8
89
=
85
+
7
−
9
90
=
(
7
−
5
+
8
)
⋅
9
91
=
87
−
5
+
9
92
=
75
+
8
+
9
93
=
5
⋅
9
+
78
94
=
95
+
7
−
8
95
=
(
8
−
7
)
⋅
95
96
=
95
−
7
+
8
97
=
5
⋅
7
⋅
9
−
8
98
=
98
7
−
5
99
=
8
⋅
9
+
75
100
=
97
−
5
+
8