Subtraction Flashcards
(7 cards)
1
Q
1-1=
A
0
2
Q
2-1=
A
1
3
Q
3–1=
A
2
4
Q
3-2=
A
1
5
Q
4-1=
A
3
6
Q
4-2=
A
2
7
Q
4-3=
A
1
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