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