1479
1
=
1
49
7
2
=
9
−
(
14
−
7
)
3
=
19
−
7
4
4
=
17
−
4
−
9
5
=
14
7
+
9
6
=
49
7
−
1
7
=
9
−
14
7
8
=
19
−
4
−
7
9
=
4
⋅
7
−
19
10
=
17
−
49
11
=
14
7
+
9
12
=
14
+
7
−
9
13
=
17
+
9
4
14
=
14
9
−
7
15
=
49
+
1
+
7
16
=
14
−
7
+
9
17
=
91
−
74
18
=
14
7
⋅
9
19
=
4
⋅
9
−
17
20
=
71
+
9
4
21
=
147
⋅
9
22
=
71
−
49
23
=
94
−
71
24
=
17
+
49
25
=
41
−
7
−
9
26
=
91
⋅
4
7
27
=
(
7
−
1
⋅
4
)
⋅
9
28
=
47
−
19
29
=
174
9
!
30
=
14
+
7
+
9
31
=
19
⋅
4
−
7
32
=
49
−
17
33
=
4
⋅
7
+
19
34
=
(
4
−
1
)
⋅
9
+
7
35
=
(
14
−
9
)
⋅
7
36
=
19
+
4
!
−
7
37
=
47
−
1
−
9
38
=
79
−
41
39
=
41
+
7
−
9
40
=
7
!
14
9
41
=
49
−
1
−
7
42
=
49
⋅
1
−
7
43
=
41
−
7
+
9
44
=
91
−
47
45
=
19
⋅
4
+
7
46
=
47
−
1
9
47
=
4
⋅
7
+
19
48
=
(
19
−
7
)
⋅
4
49
=
147
9
50
=
1
7
+
49
51
=
41
+
7
+
9
52
=
91
⋅
4
7
53
=
4
⋅
9
+
17
54
=
79
−
1
−
4
!
55
=
74
−
19
56
=
97
−
41
57
=
(
7
−
4
)
⋅
19
58
=
174
9
59
=
17
⋅
4
−
9
60
=
71
−
4
−
9
61
=
71
−
4
−
9
!
62
=
7
⋅
9
+
41
63
=
(
14
−
7
)
⋅
9
64
=
71
−
49
65
=
79
−
14
66
=
17
+
49
67
=
1
⋅
7
⋅
9
+
4
68
=
7
4
+
19
69
=
19
⋅
4
−
7
70
=
71
−
4
+
9
71
=
17
⋅
4
+
9
72
=
71
+
4
−
9
73
=
74
−
1
9
74
=
1
9
⋅
74
75
=
1
9
+
74
76
=
71
−
4
+
9
77
=
94
−
17
78
=
49
+
71
79
=
1
4
⋅
79
80
=
1
4
+
79
81
=
9
14
7
82
=
(
9
−
7
)
⋅
41
83
=
97
−
14
84
=
71
+
4
+
9
85
=
(
9
−
4
)
⋅
17
86
=
94
−
1
−
7
87
=
94
⋅
1
−
7
88
=
91
+
4
−
7
89
=
14
⋅
7
−
9
90
=
(
4
−
1
+
7
)
⋅
9
91
=
97
−
(
4
−
1
)
!
92
=
97
−
1
−
4
93
=
14
+
79
94
=
91
−
4
+
7
95
=
1
7
+
94
96
=
97
−
1
4
97
=
1
4
⋅
97
98
=
1
4
+
97
99
=
97
⋅
1
+
4
100
=
94
−
1
+
7