|
1.
? – 3 = 8
7
16
11
9
|
2.
? – 1 = 9
15
9
10
3
|
3.
? – 4 = 1
1
5
2
10
|
4.
2 – 1 =
4
2
6
1
|
|
5.
4 – 0 =
1
3
4
9
|
6.
? – 8 = 7
10
3
15
6
|
7.
5 – 5 =
2
0
3
5
|
8.
11 – 6 =
1
5
2
8
|
|
9.
14 – 10 =
5
2
8
4
|
10.
? – 1 = 1
6
2
7
5
|
11.
? – 2 = 11
13
14
16
8
|
12.
? – 5 = 5
7
10
11
6
|
|
13.
? – 1 = 8
9
10
7
1
|
14.
? – 7 = 0
7
5
2
4
|
15.
20 – 0 =
20
16
7
6
|
16.
? – 12 = 7
19
22
16
3
|
|
17.
? – 15 = 0
15
19
6
20
|
18.
? – 17 = 1
8
18
2
16
|
19.
? – 1 = 8
12
10
9
5
|
20.
17 – 11 =
6
1
10
8
|
|
1.
? – 3 = 8
7
16
11
9
|
2.
? – 1 = 9
15
9
10
3
|
3.
? – 4 = 1
1
5
2
10
|
4.
2 – 1 =
4
2
6
1
|
|
5.
4 – 0 =
1
3
4
9
|
6.
? – 8 = 7
10
3
15
6
|
7.
5 – 5 =
2
0
3
5
|
8.
11 – 6 =
1
5
2
8
|
|
9.
14 – 10 =
5
2
8
4
|
10.
? – 1 = 1
6
2
7
5
|
11.
? – 2 = 11
13
14
16
8
|
12.
? – 5 = 5
7
10
11
6
|
|
13.
? – 1 = 8
9
10
7
1
|
14.
? – 7 = 0
7
5
2
4
|
15.
20 – 0 =
20
16
7
6
|
16.
? – 12 = 7
19
22
16
3
|
|
17.
? – 15 = 0
15
19
6
20
|
18.
? – 17 = 1
8
18
2
16
|
19.
? – 1 = 8
12
10
9
5
|
20.
17 – 11 =
6
1
10
8
|