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