Subtraction Flashcards
0
Q
12-1
A
11
1
Q
12-1
A
11
2
Q
11-1
A
10
3
Q
10-1
A
9
4
Q
9-1
A
8
5
Q
8-1
A
7
6
Q
7-1
A
6
7
Q
6-1
A
5
8
Q
5-1
A
4
9
Q
3-1
A
2
10
Q
4-1
A
3
11
Q
1-1
A
0
12
Q
2-1
A
1
13
Q
12-2
A
10
14
Q
13-3
A
10
15
Q
11-2
A
9
16
Q
10-2
A
8
17
Q
13-2
A
11
18
Q
8-2
A
6
19
Q
7-2
A
5
20
Q
6-2
A
4
21
Q
5-2
A
3
22
Q
4-2
A
2
23
Q
2-2
A
0
24
3-2
1
25
12-3
9
26
14-3
11
27
9-2
7
28
11-3
8
29
9-3
6
30
6-3
3
31
8-3
5
32
10-3
7
33
7-3
4
34
5-3
2
35
4-3
1
36
15-4
11
37
14-4
10
38
13-4
9
39
12-4
8
40
11-4
7
41
10-4
6
42
9-4
5
43
8-4
4
44
7-4
3
45
6-4
2
46
5-4
1
47
4-4
0
48
16-5
11
49
15-5
10
50
14-5
9
51
13-5
8
52
12-5
7
53
11-5
6
54
10-5
5
55
9-5
4
56
8-5
3
57
7-5
2
58
6-5
1
59
5-5
0
60
17-6
11
61
16-6
10
62
15-6
9
63
14-6
8
64
13-6
7
65
12-6
6
66
11-6
5
67
10-6
4
68
9-6
3
69
8-6
2
70
7-6
1
71
6-6
0
72
18-7
11
73
17-7
10
74
16-7
9
75
15-7
8
76
3-3
0
77
14-7
7
78
13-7
6
79
12-7
5
80
11-7
4
81
10-7
3
82
9-7
2
83
8-7
1
84
7-7
0
85
19-8
11
86
18-8
10
87
17-8
9
88
16-8
8
89
15-8
7
90
14-8
6
91
13-8
5
92
12-8
4
93
11-8
3
94
10-8
2
95
9-8
1
96
8-8
0
97
20-9
11
98
19-9
10
99
18-9
9
100
17-9
8
101
16-9
7
102
15-9
6
103
14-9
5
104
13-9
4
105
12-9
3
106
11-9
2
107
10-9
1
108
9-9
0
