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