subtracting 1 (-1) Flashcards
1
Q
10-1=
A
9
2
Q
9-1=
A
8
3
Q
8-1=
A
7
4
Q
7-1=
A
6
5
Q
6-1=
A
5
6
Q
5-1=
A
4
7
Q
4-1=
A
3
8
Q
3-1=
A
2
9
Q
2-1=
A
1
10
Q
1-1=
A
0
