|
1.
? – 2 = 0
5
2
|
2.
25 – 7 =
7
18
|
3.
1 – 1 =
5
0
|
4.
22 – 21 =
1
5
|
|
5.
? – 10 = 13
26
23
|
6.
1 – 1 =
0
4
|
7.
5 – 4 =
3
1
|
8.
43 – 28 =
4
15
|
|
9.
? – 9 = 6
15
19
|
10.
? – 12 = 0
4
12
|
11.
? – 4 = 11
18
15
|
12.
13 – 11 =
6
2
|
|
13.
2 – 0 =
7
2
|
14.
8 – 3 =
8
5
|
15.
23 – 9 =
12
14
|
16.
34 – 10 =
24
3
|
|
17.
28 – 26 =
1
2
|
18.
? – 14 = 15
29
7
|
19.
35 – 20 =
10
15
|
20.
39 – 22 =
13
17
|
|
1.
? – 2 = 0
5
2
|
2.
25 – 7 =
7
18
|
3.
1 – 1 =
5
0
|
4.
22 – 21 =
1
5
|
|
5.
? – 10 = 13
26
23
|
6.
1 – 1 =
0
4
|
7.
5 – 4 =
3
1
|
8.
43 – 28 =
4
15
|
|
9.
? – 9 = 6
15
19
|
10.
? – 12 = 0
4
12
|
11.
? – 4 = 11
18
15
|
12.
13 – 11 =
6
2
|
|
13.
2 – 0 =
7
2
|
14.
8 – 3 =
8
5
|
15.
23 – 9 =
12
14
|
16.
34 – 10 =
24
3
|
|
17.
28 – 26 =
1
2
|
18.
? – 14 = 15
29
7
|
19.
35 – 20 =
10
15
|
20.
39 – 22 =
13
17
|