table of 21 Flashcards
1
Q
21 x 2
A
42
2
Q
21 x 3
A
63
3
Q
21 x 6
A
126
4
Q
21 x 4
A
84
5
Q
21 x 5
A
105
5
Q
21 x 7
A
147
6
Q
21 x 8
A
168
7
Q
21 x 9
A
189
8
Q
21 x 10
A
210
9
Q
21 x 11
A
231
10
Q
21 x 12
A
252
11
Q
21 x 13
A
273
