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