10 - 5 =______
5
14 - 6 =_____
8
13 - 4 =_____
9
18 - 3 =_____
15
18 - 9 =_____
9
13 - 5 =_____
8
20 - 6 =_____
14
20 - 10 =_____
10
12 - 4 =____
8
10 - 4 =_____
6
16 - 8 =_____
8
15 - 4 =_____
11
16 - 11 =_____
5
19 - 10 =_____
9
12 - 6 =_____
6
11 - 5 =_____
6
15 - 2 =_____
13
17 - 7 =_____
10
12 - 5 =_____
7
14 - 7 =_____
7