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