2789
1
=
(
9
−
8
)
27
2
=
98
7
2
3
=
87
29
4
=
72
9
+
8
5
=
92
−
87
6
=
(
87
29
)
!
7
=
78
−
29
8
=
72
⋅
8
9
9
=
72
8
⋅
9
10
=
289
−
7
11
=
27
9
+
8
12
=
28
−
7
−
9
13
=
28
7
+
9
14
=
92
−
78
15
=
97
−
82
16
=
72
9
+
8
17
=
89
−
72
18
=
72
8
+
9
19
=
729
−
8
20
=
7
!
28
9
21
=
98
⋅
2
+
7
22
=
27
−
8
+
9
23
=
28
⋅
7
+
9
24
=
289
+
7
25
=
82
−
7
9
26
=
98
−
72
27
=
(
9
−
8
)
⋅
27
28
=
792
−
8
29
=
(
8
−
7
)
⋅
29
30
=
28
−
7
+
9
31
=
87
9
+
2
32
=
27
+
8
−
9
33
=
97
−
8
2
34
=
2
⋅
7
⋅
9
−
8
35
=
729
+
8
36
=
28
7
⋅
9
37
=
8
2
⋅
7
+
9
38
=
27
+
8
+
9
39
=
87
−
9
2
40
=
89
−
7
2
41
=
82
9
−
7
42
=
98
2
−
7
43
=
8
2
⋅
9
+
7
44
=
27
+
8
+
9
45
=
8
⋅
9
−
27
46
=
(
7
−
2
)
⋅
8
+
9
!
47
=
(
8
−
2
)
⋅
9
−
7
48
=
78
2
+
9
49
=
78
−
29
50
=
7
2
−
8
+
9
51
=
79
−
28
52
=
78
⋅
2
9
53
=
(
7
−
2
)
⋅
9
+
8
54
=
(
2
⋅
7
−
8
)
⋅
9
55
=
72
−
8
−
9
56
=
(
9
−
7
)
⋅
28
57
=
(
27
−
8
)
⋅
9
58
=
87
−
29
59
=
7
⋅
9
−
8
2
60
=
78
−
2
⋅
9
61
=
72
−
8
−
9
62
=
89
−
27
63
=
79
−
2
⋅
8
64
=
72
⋅
8
9
65
=
7
2
⋅
8
+
9
66
=
82
−
7
−
9
67
=
78
−
2
−
9
68
=
8
2
+
7
−
9
69
=
97
−
28
70
=
78
−
2
9
71
=
98
−
27
72
=
(
9
−
8
)
⋅
72
73
=
289
+
7
!
74
=
2
⋅
9
+
7
⋅
8
75
=
79
−
8
2
76
=
87
−
2
−
9
77
=
92
−
7
−
8
78
=
(
9
−
2
)
⋅
78
79
=
78
−
2
+
9
80
=
82
+
7
−
9
81
=
72
8
⋅
9
82
=
82
9
−
7
83
=
8
2
+
79
84
=
72
⋅
98
85
=
7
⋅
8
+
29
86
=
2
9
+
78
87
=
97
−
2
−
8
88
=
87
−
2
+
9
89
=
72
+
8
+
9
90
=
(
27
9
)
!
!
8
91
=
7
⋅
9
+
28
92
=
(
8
−
7
)
⋅
92
93
=
92
−
7
+
8
94
=
87
−
2
+
9
95
=
2
⋅
8
+
79
96
=
2
⋅
9
+
78
97
=
(
2
+
8
)
⋅
9
+
7
98
=
82
+
7
+
9
99
=
792
8
100
=
(
8
−
7
+
9
)
2