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