1.
? – 7 = 1
8
11
|
2.
? – 16 = 9
25
15
|
3.
39 – 14 =
21
25
|
4.
97 – 87 =
12
10
|
5.
77 – 77 =
0
5
|
6.
? – 16 = 36
52
8
|
7.
78 – 52 =
26
18
|
8.
? – 28 = 1
29
21
|
9.
30 – 8 =
22
23
|
10.
29 – 4 =
13
25
|
11.
29 – 20 =
2
9
|
12.
? – 31 = 17
48
7
|
13.
? – 24 = 41
65
67
|
14.
? – 0 = 20
13
20
|
15.
87 – 48 =
29
39
|
16.
6 – 4 =
3
2
|
17.
95 – 59 =
36
31
|
18.
82 – 41 =
34
41
|
19.
38 – 22 =
17
16
|
20.
? – 14 = 84
98
48
|
1.
? – 7 = 1
8
11
|
2.
? – 16 = 9
25
15
|
3.
39 – 14 =
21
25
|
4.
97 – 87 =
12
10
|
5.
77 – 77 =
0
5
|
6.
? – 16 = 36
52
8
|
7.
78 – 52 =
26
18
|
8.
? – 28 = 1
29
21
|
9.
30 – 8 =
22
23
|
10.
29 – 4 =
13
25
|
11.
29 – 20 =
2
9
|
12.
? – 31 = 17
48
7
|
13.
? – 24 = 41
65
67
|
14.
? – 0 = 20
13
20
|
15.
87 – 48 =
29
39
|
16.
6 – 4 =
3
2
|
17.
95 – 59 =
36
31
|
18.
82 – 41 =
34
41
|
19.
38 – 22 =
17
16
|
20.
? – 14 = 84
98
48
|