Subtracting Doubles Flashcards
1
Q
20 - 10 =
A
10
2
Q
18 - 9 =
A
9
3
Q
16 - 8 =
A
8
4
Q
14 - 7 =
A
7
5
Q
12 - 6 =
A
6
6
Q
10 - 5 =
A
5
7
Q
8 - 4 =
A
4
8
Q
6 - 3 =
A
3
9
Q
4 - 2 =
A
2
10
Q
2 - 1 =
A
1
