20 questions
10 - 9 = ____
1
19
9
0
8 - 2= ____
2
82
6
4
10 - 3 = ____
3
10
13
7
8 - 8 = ___
2
0
8
12
10 - 10 = _____
1
0
10
20
8 - 0 = _____
2
1
8
0
6 - 3 = ____
3
9
0
6
3 - 3 = ____
0
6
5
9
9 - 5 = ______
9
0
3
4
10 - 4 = ___
4
6
10
0
5 - 1 = ____
2
4
6
5
4 - 0 = ____
0
40
4
14
8 - 3 = ___
10
3
2
5
7 - 1 = ___
6
8
7
17
10 - 5 = ___
4
5
15
0
5 - 4 = ____
5
0
1
9
2 - 1 = ____
2
3
1
0
9 - 8 = __
1
2
4
0
7 - 7 = __
1
14
0
7
10 - 2 = ___
9
4
6
8