|
1.
? – 5 = 7
11
16
14
12
|
2.
? – 14 = 31
14
45
21
31
|
3.
39 – 31 =
8
12
11
9
|
4.
? – 23 = 8
31
20
36
14
|
|
5.
21 – 21 =
3
2
0
4
|
6.
? – 7 = 6
13
11
18
16
|
7.
? – 15 = 4
18
6
19
14
|
8.
? – 8 = 1
1
5
9
2
|
|
9.
40 – 4 =
20
6
10
36
|
10.
9 – 5 =
4
2
6
9
|
11.
8 – 1 =
7
10
3
5
|
12.
? – 1 = 9
10
4
13
5
|
|
13.
28 – 3 =
24
3
25
1
|
14.
? – 1 = 13
16
8
14
2
|
15.
4 – 2 =
6
3
4
2
|
16.
11 – 3 =
6
5
4
8
|
|
17.
? – 11 = 4
15
2
14
10
|
18.
? – 1 = 0
6
3
5
1
|
19.
? – 1 = 2
2
1
4
3
|
20.
? – 22 = 7
7
9
29
22
|
|
1.
? – 5 = 7
11
16
14
12
|
2.
? – 14 = 31
14
45
21
31
|
3.
39 – 31 =
8
12
11
9
|
4.
? – 23 = 8
31
20
36
14
|
|
5.
21 – 21 =
3
2
0
4
|
6.
? – 7 = 6
13
11
18
16
|
7.
? – 15 = 4
18
6
19
14
|
8.
? – 8 = 1
1
5
9
2
|
|
9.
40 – 4 =
20
6
10
36
|
10.
9 – 5 =
4
2
6
9
|
11.
8 – 1 =
7
10
3
5
|
12.
? – 1 = 9
10
4
13
5
|
|
13.
28 – 3 =
24
3
25
1
|
14.
? – 1 = 13
16
8
14
2
|
15.
4 – 2 =
6
3
4
2
|
16.
11 – 3 =
6
5
4
8
|
|
17.
? – 11 = 4
15
2
14
10
|
18.
? – 1 = 0
6
3
5
1
|
19.
? – 1 = 2
2
1
4
3
|
20.
? – 22 = 7
7
9
29
22
|