Double-Digit/Single-Digit Subtraction Flashcards
1
Q
99-1
A
98
2
Q
99-2
A
97
3
Q
99-3
A
96
4
Q
99-4
A
95
5
Q
99-5
A
94
6
Q
99-6
A
93
7
Q
99-7
A
92
8
Q
99-8
A
91
9
Q
99-9
A
90
10
Q
98-9
A
89
11
Q
98-8
A
90
12
Q
98-7
A
91
13
Q
98-6
A
92
14
Q
98-5
A
93
15
Q
98-4
A
94
16
Q
98-3
A
95
17
Q
98-2
A
96
18
Q
98-1
A
97
19
Q
10-1
A
9
20
Q
10-2
A
8
21
Q
10-3
A
7
22
Q
10-4
A
6
23
Q
10-5
A
5
24
Q
10-6
A
4
25
10-7
3
26
10-8
2
27
10-9
1
28
20-1
19
29
20-2
18
30
20-3
17
31
20-4
16
32
20-5
15
33
20-6
14
34
20-7
13
35
20-8
12
36
20-9
11
37
30-1
29
38
30-2
28
39
30-3
27
40
30-4
26
41
30-5
25
42
30-6
24
43
30-7
23
44
30-8
22
45
30-9
21
46
40-1
39
47
40-2
38
48
40-3
37
49
40-4
36
50
40-5
35
51
40-6
34
52
40-7
33
53
40-8
32
54
40-9
31
55
50-1
49
56
50-2
48
57
50-3
47
58
50-4
46
59
50-5
45
60
50-6
44
61
50-7
43
62
50-8
42
63
50-9
41
64
60-1
59
65
60-2
58
66
60-3
57
67
60-4
56
68
60-5
55
69
60-6
54
70
60-7
53
71
60-8
52
72
60-9
51
73
70-1
69
74
70-2
68
75
70-3
67
76
70-4
66
77
70-5
65
78
70-6
64
79
70-7
63
80
70-8
62
81
70-9
61
82
80-1
79
83
80-2
78
84
80-3
77
85
80-4
76
86
80-5
75
87
80-6
74
88
80-7
73
89
80-8
72
90
80-9
71
91
90-1
89
92
90-2
88
93
90-3
87
94
90-4
86
95
90-5
85
96
90-6
84
97
90-7
83
98
90-8
82
99
90-9
81
100
21-9
12
101
21-8
13
102
21-7
14
103
21-6
15
104
21-5
16
105
21-4
17
106
21-3
18
107
21-2
19
108
21-1
20
109
22-9
13
110
22-8
14
111
22-7
15
112
22-6
16
113
22-5
17
114
22-4
18
115
22-3
19
116
22-2
20
117
22-1
21
118
23-9
14
119
23-8
15
120
23-7
16
121
23-6
17
122
23-5
18
123
23-4
19
124
23-3
20
125
23-2
21
126
23-1
22
127
24-9
15
128
24-8
16
129
24-7
17
130
24-6
18
131
24-5
19
132
24-4
20
133
24-3
21
134
24-2
22
135
24-1
23
136
25-9
16
137
25-8
17
138
25-7
18
139
25-6
19
140
25-5
20
141
25-4
21
142
25-3
22
143
25-2
23
144
25-1
24
