|
1.
? – 1 = 13
5
18
12
14
|
2.
? – 0 = 7
2
7
11
5
|
3.
20 – 18 =
6
1
2
7
|
4.
13 – 9 =
5
4
9
7
|
|
5.
? – 0 = 3
3
6
4
7
|
6.
? – 0 = 20
13
14
9
20
|
7.
? – 5 = 3
11
1
8
12
|
8.
11 – 6 =
8
7
5
10
|
|
9.
19 – 4 =
5
15
20
13
|
10.
? – 6 = 4
10
12
9
1
|
11.
? – 11 = 4
20
15
11
3
|
12.
? – 2 = 8
10
4
13
3
|
|
13.
? – 5 = 9
14
2
16
8
|
14.
1 – 0 =
1
3
5
6
|
15.
14 – 2 =
8
11
7
12
|
16.
? – 6 = 5
10
14
13
11
|
|
17.
? – 1 = 8
1
9
4
14
|
18.
? – 15 = 2
12
17
4
2
|
19.
? – 17 = 2
19
16
24
4
|
20.
17 – 10 =
1
7
2
11
|
|
1.
? – 1 = 13
5
18
12
14
|
2.
? – 0 = 7
2
7
11
5
|
3.
20 – 18 =
6
1
2
7
|
4.
13 – 9 =
5
4
9
7
|
|
5.
? – 0 = 3
3
6
4
7
|
6.
? – 0 = 20
13
14
9
20
|
7.
? – 5 = 3
11
1
8
12
|
8.
11 – 6 =
8
7
5
10
|
|
9.
19 – 4 =
5
15
20
13
|
10.
? – 6 = 4
10
12
9
1
|
11.
? – 11 = 4
20
15
11
3
|
12.
? – 2 = 8
10
4
13
3
|
|
13.
? – 5 = 9
14
2
16
8
|
14.
1 – 0 =
1
3
5
6
|
15.
14 – 2 =
8
11
7
12
|
16.
? – 6 = 5
10
14
13
11
|
|
17.
? – 1 = 8
1
9
4
14
|
18.
? – 15 = 2
12
17
4
2
|
19.
? – 17 = 2
19
16
24
4
|
20.
17 – 10 =
1
7
2
11
|