Addition and Subtraction > Subtraction Single Digits > Flashcards
1-0
1
2-1
3-1
2
3-2
4-1
3
4-2
4-3
5-1
4
5-2
5-4
5-5
0
6-5
6-4
6-3
6-2
6-1
5
7-1
6
7-2
7-3
7-4
7-5
7-6
8-1
7