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