|
1.
? – 1 = 8
12
9
13
11
|
2.
? – 7 = 5
14
12
7
5
|
3.
? – 4 = 5
3
4
9
6
|
4.
? – 1 = 4
9
4
5
1
|
|
5.
9 – 0 =
3
13
8
9
|
6.
? – 11 = 9
12
20
11
3
|
7.
14 – 6 =
9
3
8
7
|
8.
3 – 3 =
1
2
3
0
|
|
9.
10 – 1 =
9
4
7
14
|
10.
? – 4 = 2
5
4
6
1
|
11.
? – 13 = 4
2
17
22
6
|
12.
2 – 2 =
0
2
4
3
|
|
13.
? – 11 = 0
7
9
11
12
|
14.
11 – 9 =
7
6
2
1
|
15.
17 – 17 =
0
1
4
2
|
16.
5 – 2 =
6
1
3
5
|
|
17.
? – 1 = 10
11
12
6
16
|
18.
? – 6 = 8
4
13
14
12
|
19.
7 – 6 =
5
2
1
3
|
20.
? – 4 = 0
5
4
9
2
|
|
1.
? – 1 = 8
12
9
13
11
|
2.
? – 7 = 5
14
12
7
5
|
3.
? – 4 = 5
3
4
9
6
|
4.
? – 1 = 4
9
4
5
1
|
|
5.
9 – 0 =
3
13
8
9
|
6.
? – 11 = 9
12
20
11
3
|
7.
14 – 6 =
9
3
8
7
|
8.
3 – 3 =
1
2
3
0
|
|
9.
10 – 1 =
9
4
7
14
|
10.
? – 4 = 2
5
4
6
1
|
11.
? – 13 = 4
2
17
22
6
|
12.
2 – 2 =
0
2
4
3
|
|
13.
? – 11 = 0
7
9
11
12
|
14.
11 – 9 =
7
6
2
1
|
15.
17 – 17 =
0
1
4
2
|
16.
5 – 2 =
6
1
3
5
|
|
17.
? – 1 = 10
11
12
6
16
|
18.
? – 6 = 8
4
13
14
12
|
19.
7 – 6 =
5
2
1
3
|
20.
? – 4 = 0
5
4
9
2
|