Reverse Multiplication
90 questions. 3 minutes.
1
x 7
49
2
x 5
40
3
x 5
25
4
x 2
10
5
x 6
24
6
x 5
15
7
x 2
2
8
x 7
0
9
x 6
54
10
x 5
45
11
x 3
27
12
x 1
9
13
x 8
24
14
x 4
16
15
x 3
24
16
x 3
0
17
x 7
63
18
x 9
45
19
x 2
0
20
x 1
6
21
x 2
4
22
x 7
42
23
x 7
14
24
x 2
18
25
x 6
36
26
x 8
48
27
x 6
0
28
x 6
12
29
x 5
10
30
x 4
4
31
x 1
2
32
x 2
14
33
x 8
16
34
x 9
54
35
x 6
30
36
x 3
3
37
x 5
20
38
x 1
4
39
x 9
63
40
x 8
72
41
x 8
0
42
x 3
6
43
x 1
5
44
x 9
0
45
x 4
20
46
x 9
36
47
x 4
12
48
x 8
64
49
x 2
16
50
x 6
42
51
x 5
5
52
x 4
24
53
x 2
6
54
x 3
15
55
x 3
12
56
x 8
8
57
x 3
18
58
x 4
0
59
x 1
3
60
x 4
36
61
x 6
18
62
x 7
28
63
x 5
30
64
x 8
56
65
x 7
35
66
x 7
56
67
x 7
7
68
x 3
9
69
x 9
9
70
x 5
35
71
x 4
28
72
x 9
81
73
x 2
8
74
x 9
27
75
x 8
32
76
x 1
0
77
x 1
7
78
x 7
21
79
x 6
48
80
x 4
8
81
x 9
72
82
x 5
0
83
x 3
21
84
x 4
32
85
x 1
8
86
x 1
1
87
x 9
18
88
x 2
12
89
x 6
6
90
x 8
40