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Total questions: 123
Worksheet time: 22mins
10x12
120
22
2
112
10x11
21
1
110
108
10x10
0
100
20
110
10x9
19
90
109
1
10x8
80
18
2
108
10x7
17
3
70
77
10x6
66
60
16
4
10x5
50
15
5
45
10x4
6
14
40
34
10x3
7
13
30
23
10x2
20
22
12
8
10x1
10
9
11
9x12
108
21
3
118
9x11
99
20
2
89
9x10
90
19
1
109
9x9
18
0
81
108
9x8
17
72
1
62
9x7
16
2
56
63
9x6
54
45
15
3
9x5
14
4
45
54
9x4
13
5
36
34
9x3
12
6
37
27
9x2
11
7
18
28
9x1
9
8
19
18
8x12
20
4
96
86
8x11
88
19
3
98
8x10
80
88
2
18
8x9
72
82
17
1
8x8
16
0
64
74
8x7
15
1
56
76
8x6
48
14
2
58
8x5
13
3
40
50
8x4
32
42
12
4
8x3
34
24
11
5
8x2
26
10
16
6
8x1
8
9
7
7x12
84
19
5
74
7x11
18
4
77
67
7x10
70
77
3
17
7x9
16
2
63
73
7x8
56
15
1
76
7x7
14
49
67
7x6
42
13
52
1
7x5
35
12
2
45
7x4
38
28
11
3
7x3
10
4
21
27
7x2
14
9
5
24
7x1
7
6
8
6x12
18
6
72
62
6x11
17
5
66
106
6x10
16
4
106
60
6x9
54
45
15
3
6x8
14
2
48
58
6x7
13
1
52
42
6x6
12
36
66
6x5
11
30
1
35
6x4
24
10
2
34
6x3
9
3
18
38
6x2
8
4
12
22
6x1
7
5
6
5x12
17
7
60
65
5x11
16
105
55
6
5x10
5
15
50
55
5x9
45
54
14
4
5x8
40
13
3
58
5x7
12
35
2
25
5x6
35
11
30
1
5x5
25
10
0
55
5x4
20
9
1
45
5x3
15
8
2
25
5x2
10
7
3
15
5x1
5
6
4
4x12
16
8
48
34
4x11
44
34
15
7
4x10
14
6
40
44
4X9
36
46
13
5
4x8
12
48
4
32
4x7
11
3
28
48
4x6
10
2
24
34
4x5
20
9
1
25
4x4
8
16
26
44
4x3
7
1
12
16
4x2
6
2
8
12
4x1
4
5
3
3x12
15
9
36
46
3x11
33
8
14
23
3x10
13
7
30
33
3x9
12
8
27
37
3x8
11
5
24
38
3x7
10
4
21
28
3x6
18
9
3
24
3x5
15
8
2
25
3x4
1
7
12
22
3x3
9
6
3
3x2
1
5
6
3x1
3
4
2
2x12
10
14
24
34
2x11
13
9
22
32
2x10
8
12
20
22
2x9
7
11
18
28
2x8
10
6
16
26
2x7
14
9
5
24
2x6
12
4
8
22
2x5
7
3
10
15
2x4
2
4
8
18
2x3
5
6
1
2x2
4
22
12
0
2x1
2
1
11
22
1x12
12
13
11
1x11
11
10
12
1x10
10
11
9
1x9
8
7
9
1x8
8
9
7
1x7
6
8
7
1x6
5
7
6
1x5
4
5
6
1x4
3
5
4
1x3
2
3
4
1x2
1
2
3
1x1
1
0
11
11x11
121
132
22
11x12
121
132
23
1
12x12
24
144
134
