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