Cut out each pair of cards — Question on one side, Answer on the other
Tip: Print double-sided, flip on short edge, then cut along the dotted lines.
Question 1
0 − 0 = ?
Hint: Count backwards from 0 by 0.
Answer 1
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 2
1 − 0 = ?
Hint: Count backwards from 1 by 0.
Answer 2
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 3
2 − 0 = ?
Hint: Count backwards from 2 by 0.
Answer 3
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 4
3 − 0 = ?
Hint: Count backwards from 3 by 0.
Answer 4
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 5
4 − 0 = ?
Hint: Count backwards from 4 by 0.
Answer 5
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 6
5 − 0 = ?
Hint: Count backwards from 5 by 0.
Answer 6
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 7
6 − 0 = ?
Hint: Count backwards from 6 by 0.
Answer 7
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 8
7 − 0 = ?
Hint: Count backwards from 7 by 0.
Answer 8
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 9
8 − 0 = ?
Hint: Count backwards from 8 by 0.
Answer 9
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 10
9 − 0 = ?
Hint: Count backwards from 9 by 0.
Answer 10
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 11
10 − 0 = ?
Hint: Count backwards from 10 by 0.
Answer 11
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 12
11 − 0 = ?
Hint: Count backwards from 11 by 0.
Answer 12
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 13
12 − 0 = ?
Hint: Count backwards from 12 by 0.
Answer 13
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 14
13 − 0 = ?
Hint: Count backwards from 13 by 0.
Answer 14
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 15
14 − 0 = ?
Hint: Count backwards from 14 by 0.
Answer 15
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 16
15 − 0 = ?
Hint: Count backwards from 15 by 0.
Answer 16
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 17
16 − 0 = ?
Hint: Count backwards from 16 by 0.
Answer 17
16
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 18
17 − 0 = ?
Hint: Count backwards from 17 by 0.
Answer 18
17
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 19
18 − 0 = ?
Hint: Count backwards from 18 by 0.
Answer 19
18
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 20
19 − 0 = ?
Hint: Count backwards from 19 by 0.
Answer 20
19
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 21
20 − 0 = ?
Hint: Count backwards from 20 by 0.
Answer 21
20
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 22
1 − 1 = ?
Hint: Count backwards from 1 by 1.
Answer 22
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 23
2 − 1 = ?
Hint: Count backwards from 2 by 1.
Answer 23
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 24
3 − 1 = ?
Hint: Count backwards from 3 by 1.
Answer 24
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 25
4 − 1 = ?
Hint: Count backwards from 4 by 1.
Answer 25
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 26
5 − 1 = ?
Hint: Count backwards from 5 by 1.
Answer 26
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 27
6 − 1 = ?
Hint: Count backwards from 6 by 1.
Answer 27
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 28
7 − 1 = ?
Hint: Count backwards from 7 by 1.
Answer 28
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 29
8 − 1 = ?
Hint: Count backwards from 8 by 1.
Answer 29
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 30
9 − 1 = ?
Hint: Count backwards from 9 by 1.
Answer 30
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 31
10 − 1 = ?
Hint: Count backwards from 10 by 1.
Answer 31
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 32
11 − 1 = ?
Hint: Count backwards from 11 by 1.
Answer 32
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 33
12 − 1 = ?
Hint: Count backwards from 12 by 1.
Answer 33
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 34
13 − 1 = ?
Hint: Count backwards from 13 by 1.
Answer 34
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 35
14 − 1 = ?
Hint: Count backwards from 14 by 1.
Answer 35
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 36
15 − 1 = ?
Hint: Count backwards from 15 by 1.
Answer 36
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 37
16 − 1 = ?
Hint: Count backwards from 16 by 1.
Answer 37
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 38
17 − 1 = ?
Hint: Count backwards from 17 by 1.
Answer 38
16
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 39
18 − 1 = ?
Hint: Count backwards from 18 by 1.
Answer 39
17
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 40
19 − 1 = ?
Hint: Count backwards from 19 by 1.
Answer 40
18
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 41
20 − 1 = ?
Hint: Count backwards from 20 by 1.
Answer 41
19
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 42
2 − 2 = ?
Hint: Count backwards from 2 by 2.
Answer 42
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 43
3 − 2 = ?
Hint: Count backwards from 3 by 2.
Answer 43
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 44
4 − 2 = ?
Hint: Count backwards from 4 by 2.
Answer 44
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 45
5 − 2 = ?
Hint: Count backwards from 5 by 2.
Answer 45
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 46
6 − 2 = ?
Hint: Count backwards from 6 by 2.
Answer 46
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 47
7 − 2 = ?
Hint: Count backwards from 7 by 2.
Answer 47
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 48
8 − 2 = ?
Hint: Count backwards from 8 by 2.
Answer 48
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 49
9 − 2 = ?
Hint: Count backwards from 9 by 2.
Answer 49
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 50
10 − 2 = ?
Hint: Count backwards from 10 by 2.
Answer 50
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 51
11 − 2 = ?
Hint: Count backwards from 11 by 2.
Answer 51
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 52
12 − 2 = ?
Hint: Count backwards from 12 by 2.
Answer 52
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 53
13 − 2 = ?
Hint: Count backwards from 13 by 2.
Answer 53
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 54
14 − 2 = ?
Hint: Count backwards from 14 by 2.
Answer 54
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 55
15 − 2 = ?
Hint: Count backwards from 15 by 2.
Answer 55
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 56
16 − 2 = ?
Hint: Count backwards from 16 by 2.
Answer 56
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 57
17 − 2 = ?
Hint: Count backwards from 17 by 2.
Answer 57
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 58
18 − 2 = ?
Hint: Count backwards from 18 by 2.
Answer 58
16
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 59
19 − 2 = ?
Hint: Count backwards from 19 by 2.
Answer 59
17
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 60
20 − 2 = ?
Hint: Count backwards from 20 by 2.
Answer 60
18
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 61
3 − 3 = ?
Hint: Count backwards from 3 by 3.
Answer 61
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 62
4 − 3 = ?
Hint: Count backwards from 4 by 3.
Answer 62
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 63
5 − 3 = ?
Hint: Count backwards from 5 by 3.
Answer 63
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 64
6 − 3 = ?
Hint: Count backwards from 6 by 3.
Answer 64
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 65
7 − 3 = ?
Hint: Count backwards from 7 by 3.
Answer 65
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 66
8 − 3 = ?
Hint: Count backwards from 8 by 3.
Answer 66
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 67
9 − 3 = ?
Hint: Count backwards from 9 by 3.
Answer 67
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 68
10 − 3 = ?
Hint: Count backwards from 10 by 3.
Answer 68
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 69
11 − 3 = ?
Hint: Count backwards from 11 by 3.
Answer 69
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 70
12 − 3 = ?
Hint: Count backwards from 12 by 3.
Answer 70
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 71
13 − 3 = ?
Hint: Count backwards from 13 by 3.
Answer 71
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 72
14 − 3 = ?
Hint: Count backwards from 14 by 3.
Answer 72
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 73
15 − 3 = ?
Hint: Count backwards from 15 by 3.
Answer 73
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 74
16 − 3 = ?
Hint: Count backwards from 16 by 3.
Answer 74
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 75
17 − 3 = ?
Hint: Count backwards from 17 by 3.
Answer 75
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 76
18 − 3 = ?
Hint: Count backwards from 18 by 3.
Answer 76
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 77
19 − 3 = ?
Hint: Count backwards from 19 by 3.
Answer 77
16
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 78
20 − 3 = ?
Hint: Count backwards from 20 by 3.
Answer 78
17
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 79
4 − 4 = ?
Hint: Count backwards from 4 by 4.
Answer 79
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 80
5 − 4 = ?
Hint: Count backwards from 5 by 4.
Answer 80
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 81
6 − 4 = ?
Hint: Count backwards from 6 by 4.
Answer 81
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 82
7 − 4 = ?
Hint: Count backwards from 7 by 4.
Answer 82
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 83
8 − 4 = ?
Hint: Count backwards from 8 by 4.
Answer 83
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 84
9 − 4 = ?
Hint: Count backwards from 9 by 4.
Answer 84
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 85
10 − 4 = ?
Hint: Count backwards from 10 by 4.
Answer 85
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 86
11 − 4 = ?
Hint: Count backwards from 11 by 4.
Answer 86
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 87
12 − 4 = ?
Hint: Count backwards from 12 by 4.
Answer 87
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 88
13 − 4 = ?
Hint: Count backwards from 13 by 4.
Answer 88
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 89
14 − 4 = ?
Hint: Count backwards from 14 by 4.
Answer 89
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 90
15 − 4 = ?
Hint: Count backwards from 15 by 4.
Answer 90
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 91
16 − 4 = ?
Hint: Count backwards from 16 by 4.
Answer 91
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 92
17 − 4 = ?
Hint: Count backwards from 17 by 4.
Answer 92
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 93
18 − 4 = ?
Hint: Count backwards from 18 by 4.
Answer 93
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 94
19 − 4 = ?
Hint: Count backwards from 19 by 4.
Answer 94
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 95
20 − 4 = ?
Hint: Count backwards from 20 by 4.
Answer 95
16
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 96
5 − 5 = ?
Hint: Count backwards from 5 by 5.
Answer 96
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 97
6 − 5 = ?
Hint: Count backwards from 6 by 5.
Answer 97
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 98
7 − 5 = ?
Hint: Count backwards from 7 by 5.
Answer 98
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 99
8 − 5 = ?
Hint: Count backwards from 8 by 5.
Answer 99
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 100
9 − 5 = ?
Hint: Count backwards from 9 by 5.
Answer 100
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 101
10 − 5 = ?
Hint: Count backwards from 10 by 5.
Answer 101
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 102
11 − 5 = ?
Hint: Count backwards from 11 by 5.
Answer 102
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 103
12 − 5 = ?
Hint: Count backwards from 12 by 5.
Answer 103
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 104
13 − 5 = ?
Hint: Count backwards from 13 by 5.
Answer 104
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 105
14 − 5 = ?
Hint: Count backwards from 14 by 5.
Answer 105
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 106
15 − 5 = ?
Hint: Count backwards from 15 by 5.
Answer 106
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 107
16 − 5 = ?
Hint: Count backwards from 16 by 5.
Answer 107
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 108
17 − 5 = ?
Hint: Count backwards from 17 by 5.
Answer 108
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 109
18 − 5 = ?
Hint: Count backwards from 18 by 5.
Answer 109
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 110
19 − 5 = ?
Hint: Count backwards from 19 by 5.
Answer 110
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 111
20 − 5 = ?
Hint: Count backwards from 20 by 5.
Answer 111
15
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 112
6 − 6 = ?
Hint: Count backwards from 6 by 6.
Answer 112
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 113
7 − 6 = ?
Hint: Count backwards from 7 by 6.
Answer 113
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 114
8 − 6 = ?
Hint: Count backwards from 8 by 6.
Answer 114
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 115
9 − 6 = ?
Hint: Count backwards from 9 by 6.
Answer 115
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 116
10 − 6 = ?
Hint: Count backwards from 10 by 6.
Answer 116
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 117
11 − 6 = ?
Hint: Count backwards from 11 by 6.
Answer 117
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 118
12 − 6 = ?
Hint: Count backwards from 12 by 6.
Answer 118
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 119
13 − 6 = ?
Hint: Count backwards from 13 by 6.
Answer 119
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 120
14 − 6 = ?
Hint: Count backwards from 14 by 6.
Answer 120
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 121
15 − 6 = ?
Hint: Count backwards from 15 by 6.
Answer 121
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 122
16 − 6 = ?
Hint: Count backwards from 16 by 6.
Answer 122
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 123
17 − 6 = ?
Hint: Count backwards from 17 by 6.
Answer 123
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 124
18 − 6 = ?
Hint: Count backwards from 18 by 6.
Answer 124
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 125
19 − 6 = ?
Hint: Count backwards from 19 by 6.
Answer 125
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 126
20 − 6 = ?
Hint: Count backwards from 20 by 6.
Answer 126
14
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 127
7 − 7 = ?
Hint: Count backwards from 7 by 7.
Answer 127
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 128
8 − 7 = ?
Hint: Count backwards from 8 by 7.
Answer 128
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 129
9 − 7 = ?
Hint: Count backwards from 9 by 7.
Answer 129
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 130
10 − 7 = ?
Hint: Count backwards from 10 by 7.
Answer 130
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 131
11 − 7 = ?
Hint: Count backwards from 11 by 7.
Answer 131
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 132
12 − 7 = ?
Hint: Count backwards from 12 by 7.
Answer 132
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 133
13 − 7 = ?
Hint: Count backwards from 13 by 7.
Answer 133
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 134
14 − 7 = ?
Hint: Count backwards from 14 by 7.
Answer 134
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 135
15 − 7 = ?
Hint: Count backwards from 15 by 7.
Answer 135
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 136
16 − 7 = ?
Hint: Count backwards from 16 by 7.
Answer 136
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 137
17 − 7 = ?
Hint: Count backwards from 17 by 7.
Answer 137
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 138
18 − 7 = ?
Hint: Count backwards from 18 by 7.
Answer 138
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 139
19 − 7 = ?
Hint: Count backwards from 19 by 7.
Answer 139
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 140
20 − 7 = ?
Hint: Count backwards from 20 by 7.
Answer 140
13
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 141
8 − 8 = ?
Hint: Count backwards from 8 by 8.
Answer 141
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 142
9 − 8 = ?
Hint: Count backwards from 9 by 8.
Answer 142
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 143
10 − 8 = ?
Hint: Count backwards from 10 by 8.
Answer 143
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 144
11 − 8 = ?
Hint: Count backwards from 11 by 8.
Answer 144
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 145
12 − 8 = ?
Hint: Count backwards from 12 by 8.
Answer 145
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 146
13 − 8 = ?
Hint: Count backwards from 13 by 8.
Answer 146
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 147
14 − 8 = ?
Hint: Count backwards from 14 by 8.
Answer 147
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 148
15 − 8 = ?
Hint: Count backwards from 15 by 8.
Answer 148
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 149
16 − 8 = ?
Hint: Count backwards from 16 by 8.
Answer 149
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 150
17 − 8 = ?
Hint: Count backwards from 17 by 8.
Answer 150
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 151
18 − 8 = ?
Hint: Count backwards from 18 by 8.
Answer 151
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 152
19 − 8 = ?
Hint: Count backwards from 19 by 8.
Answer 152
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 153
20 − 8 = ?
Hint: Count backwards from 20 by 8.
Answer 153
12
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 154
9 − 9 = ?
Hint: Count backwards from 9 by 9.
Answer 154
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 155
10 − 9 = ?
Hint: Count backwards from 10 by 9.
Answer 155
1
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 156
11 − 9 = ?
Hint: Count backwards from 11 by 9.
Answer 156
2
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 157
12 − 9 = ?
Hint: Count backwards from 12 by 9.
Answer 157
3
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 158
13 − 9 = ?
Hint: Count backwards from 13 by 9.
Answer 158
4
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 159
14 − 9 = ?
Hint: Count backwards from 14 by 9.
Answer 159
5
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 160
15 − 9 = ?
Hint: Count backwards from 15 by 9.
Answer 160
6
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 161
16 − 9 = ?
Hint: Count backwards from 16 by 9.
Answer 161
7
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 162
17 − 9 = ?
Hint: Count backwards from 17 by 9.
Answer 162
8
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 163
18 − 9 = ?
Hint: Count backwards from 18 by 9.
Answer 163
9
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 164
19 − 9 = ?
Hint: Count backwards from 19 by 9.
Answer 164
10
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 165
20 − 9 = ?
Hint: Count backwards from 20 by 9.
Answer 165
11
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 166
10 − 10 = ?
Hint: Count backwards from 10 by 10.
Answer 166
0
Play and Learn with David
✂ ─────────────────────────────────────────────
Question 167
11 − 10 = ?
Hint: Count backwards from 11 by 10.
Answer 167
1
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Question 168
12 − 10 = ?
Hint: Count backwards from 12 by 10.
Answer 168
2
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Question 169
13 − 10 = ?
Hint: Count backwards from 13 by 10.
Answer 169
3
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Question 170
14 − 10 = ?
Hint: Count backwards from 14 by 10.
Answer 170
4
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Question 171
15 − 10 = ?
Hint: Count backwards from 15 by 10.
Answer 171
5
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Question 172
16 − 10 = ?
Hint: Count backwards from 16 by 10.
Answer 172
6
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Question 173
17 − 10 = ?
Hint: Count backwards from 17 by 10.
Answer 173
7
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Question 174
18 − 10 = ?
Hint: Count backwards from 18 by 10.
Answer 174
8
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Question 175
19 − 10 = ?
Hint: Count backwards from 19 by 10.
Answer 175
9
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Question 176
20 − 10 = ?
Hint: Count backwards from 20 by 10.
Answer 176
10
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Question 177
11 − 11 = ?
Hint: Count backwards from 11 by 11.
Answer 177
0
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Question 178
12 − 11 = ?
Hint: Count backwards from 12 by 11.
Answer 178
1
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Question 179
13 − 11 = ?
Hint: Count backwards from 13 by 11.
Answer 179
2
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Question 180
14 − 11 = ?
Hint: Count backwards from 14 by 11.
Answer 180
3
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Question 181
15 − 11 = ?
Hint: Count backwards from 15 by 11.
Answer 181
4
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Question 182
16 − 11 = ?
Hint: Count backwards from 16 by 11.
Answer 182
5
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Question 183
17 − 11 = ?
Hint: Count backwards from 17 by 11.
Answer 183
6
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Question 184
18 − 11 = ?
Hint: Count backwards from 18 by 11.
Answer 184
7
Play and Learn with David
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Question 185
19 − 11 = ?
Hint: Count backwards from 19 by 11.
Answer 185
8
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Question 186
20 − 11 = ?
Hint: Count backwards from 20 by 11.
Answer 186
9
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Question 187
12 − 12 = ?
Hint: Count backwards from 12 by 12.
Answer 187
0
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Question 188
13 − 12 = ?
Hint: Count backwards from 13 by 12.
Answer 188
1
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Question 189
14 − 12 = ?
Hint: Count backwards from 14 by 12.
Answer 189
2
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Question 190
15 − 12 = ?
Hint: Count backwards from 15 by 12.
Answer 190
3
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Question 191
16 − 12 = ?
Hint: Count backwards from 16 by 12.
Answer 191
4
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Question 192
17 − 12 = ?
Hint: Count backwards from 17 by 12.
Answer 192
5
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Question 193
18 − 12 = ?
Hint: Count backwards from 18 by 12.
Answer 193
6
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Question 194
19 − 12 = ?
Hint: Count backwards from 19 by 12.
Answer 194
7
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Question 195
20 − 12 = ?
Hint: Count backwards from 20 by 12.
Answer 195
8
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Question 196
13 − 13 = ?
Hint: Count backwards from 13 by 13.
Answer 196
0
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Question 197
14 − 13 = ?
Hint: Count backwards from 14 by 13.
Answer 197
1
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Question 198
15 − 13 = ?
Hint: Count backwards from 15 by 13.
Answer 198
2
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Question 199
16 − 13 = ?
Hint: Count backwards from 16 by 13.
Answer 199
3
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Question 200
17 − 13 = ?
Hint: Count backwards from 17 by 13.
Answer 200
4
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Question 201
18 − 13 = ?
Hint: Count backwards from 18 by 13.
Answer 201
5
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Question 202
19 − 13 = ?
Hint: Count backwards from 19 by 13.
Answer 202
6
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Question 203
20 − 13 = ?
Hint: Count backwards from 20 by 13.
Answer 203
7
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Question 204
14 − 14 = ?
Hint: Count backwards from 14 by 14.
Answer 204
0
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Question 205
15 − 14 = ?
Hint: Count backwards from 15 by 14.
Answer 205
1
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Question 206
16 − 14 = ?
Hint: Count backwards from 16 by 14.
Answer 206
2
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Question 207
17 − 14 = ?
Hint: Count backwards from 17 by 14.
Answer 207
3
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Question 208
18 − 14 = ?
Hint: Count backwards from 18 by 14.
Answer 208
4
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Question 209
19 − 14 = ?
Hint: Count backwards from 19 by 14.
Answer 209
5
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Question 210
20 − 14 = ?
Hint: Count backwards from 20 by 14.
Answer 210
6
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Question 211
15 − 15 = ?
Hint: Count backwards from 15 by 15.
Answer 211
0
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Question 212
16 − 15 = ?
Hint: Count backwards from 16 by 15.
Answer 212
1
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Question 213
17 − 15 = ?
Hint: Count backwards from 17 by 15.
Answer 213
2
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Question 214
18 − 15 = ?
Hint: Count backwards from 18 by 15.
Answer 214
3
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Question 215
19 − 15 = ?
Hint: Count backwards from 19 by 15.
Answer 215
4
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Question 216
20 − 15 = ?
Hint: Count backwards from 20 by 15.
Answer 216
5
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Question 217
16 − 16 = ?
Hint: Count backwards from 16 by 16.
Answer 217
0
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Question 218
17 − 16 = ?
Hint: Count backwards from 17 by 16.
Answer 218
1
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Question 219
18 − 16 = ?
Hint: Count backwards from 18 by 16.
Answer 219
2
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Question 220
19 − 16 = ?
Hint: Count backwards from 19 by 16.
Answer 220
3
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Question 221
20 − 16 = ?
Hint: Count backwards from 20 by 16.
Answer 221
4
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Question 222
17 − 17 = ?
Hint: Count backwards from 17 by 17.
Answer 222
0
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Question 223
18 − 17 = ?
Hint: Count backwards from 18 by 17.
Answer 223
1
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Question 224
19 − 17 = ?
Hint: Count backwards from 19 by 17.
Answer 224
2
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Question 225
20 − 17 = ?
Hint: Count backwards from 20 by 17.
Answer 225
3
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Question 226
18 − 18 = ?
Hint: Count backwards from 18 by 18.
Answer 226
0
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Question 227
19 − 18 = ?
Hint: Count backwards from 19 by 18.
Answer 227
1
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Question 228
20 − 18 = ?
Hint: Count backwards from 20 by 18.
Answer 228
2
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Question 229
19 − 19 = ?
Hint: Count backwards from 19 by 19.
Answer 229
0
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Question 230
20 − 19 = ?
Hint: Count backwards from 20 by 19.
Answer 230
1
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Question 231
20 − 20 = ?
Hint: Count backwards from 20 by 20.
Answer 231
0
Play and Learn with David
