Basic Mathematic Operations > Subtraction > Flashcards
8-4
4
5-3
2
14-7
7
12-4
8
9-5
8-5
3
18-13
5
17-4
13
19-10
9
3-1
15-7
16-9
19-7
12
14-12
18-12
6
13-6
9-7
11-5
18-9
23-19