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