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