number series Flashcards
1
Q
2 5 8 11 14 17 20
A
23 (+)
2
Q
18 16 19 15 20 14 21
A
13 -,+
3
Q
1 3 6 8 16 18 36
A
38 +,x
4
Q
11 15 18 9 13 16 8
A
12 + , /
5
Q
9 12 16 20 25 30 36
A
42 +
6
Q
35 39 42 21 25 28 14
A
18 +, /
7
Q
33 30 15 45 42 21 63
A
60 -, x, /
8
Q
25 27 30 15 5 7 10
A
5 +, /
9
Q
57 60 30 34 17 22 11
A
17 +, /
10
Q
5 6 4 6 7 5 7
A
8 + , -
11
Q
8 11 7 14 17 13 26
A
29 +, -, x
12
Q
55 57 60 20 10 12 15
A
5 +, /
13
Q
15 19 22 11 15 18 9
A
13 + , /
14
Q
11 8 24 27 9 6 18
A
21 - x + /
15
Q
9 6 18 21 7 4 12
A
15 x / + -
