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