1.
11 – 8 =
8
1
3
5
|
2.
? – 14 = 0
3
14
18
9
|
3.
? – 13 = 4
11
17
6
12
|
4.
? – 0 = 1
2
3
5
1
|
5.
? – 15 = 0
1
12
16
15
|
6.
? – 2 = 18
10
17
20
9
|
7.
13 – 3 =
2
13
10
7
|
8.
15 – 5 =
8
7
10
9
|
9.
? – 4 = 12
17
13
16
15
|
10.
? – 4 = 9
4
11
13
14
|
11.
8 – 0 =
12
8
2
7
|
12.
? – 3 = 5
11
9
5
8
|
13.
15 – 15 =
2
1
0
4
|
14.
? – 2 = 15
7
6
10
17
|
15.
? – 1 = 0
5
4
1
2
|
16.
? – 10 = 1
11
8
16
15
|
17.
6 – 2 =
4
3
1
9
|
18.
? – 9 = 0
9
10
12
5
|
19.
9 – 9 =
3
4
0
5
|
20.
? – 0 = 4
5
4
7
8
|
1.
11 – 8 =
8
1
3
5
|
2.
? – 14 = 0
3
14
18
9
|
3.
? – 13 = 4
11
17
6
12
|
4.
? – 0 = 1
2
3
5
1
|
5.
? – 15 = 0
1
12
16
15
|
6.
? – 2 = 18
10
17
20
9
|
7.
13 – 3 =
2
13
10
7
|
8.
15 – 5 =
8
7
10
9
|
9.
? – 4 = 12
17
13
16
15
|
10.
? – 4 = 9
4
11
13
14
|
11.
8 – 0 =
12
8
2
7
|
12.
? – 3 = 5
11
9
5
8
|
13.
15 – 15 =
2
1
0
4
|
14.
? – 2 = 15
7
6
10
17
|
15.
? – 1 = 0
5
4
1
2
|
16.
? – 10 = 1
11
8
16
15
|
17.
6 – 2 =
4
3
1
9
|
18.
? – 9 = 0
9
10
12
5
|
19.
9 – 9 =
3
4
0
5
|
20.
? – 0 = 4
5
4
7
8
|