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