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