|
1.
? – 2 = 2
4
5
|
2.
? – 78 = 11
89
8
|
3.
? – 2 = 2
4
5
|
4.
? – 25 = 50
75
4
|
|
5.
? – 23 = 0
20
23
|
6.
22 – 9 =
16
13
|
7.
? – 16 = 6
26
22
|
8.
15 – 7 =
13
8
|
|
9.
52 – 42 =
10
7
|
10.
? – 1 = 9
10
3
|
11.
12 – 7 =
5
8
|
12.
64 – 26 =
38
28
|
|
13.
95 – 52 =
43
45
|
14.
80 – 7 =
21
73
|
15.
74 – 38 =
36
20
|
16.
? – 43 = 55
49
98
|
|
17.
1 – 1 =
0
5
|
18.
? – 59 = 14
53
73
|
19.
? – 12 = 53
26
65
|
20.
12 – 11 =
4
1
|
|
1.
? – 2 = 2
4
5
|
2.
? – 78 = 11
89
8
|
3.
? – 2 = 2
4
5
|
4.
? – 25 = 50
75
4
|
|
5.
? – 23 = 0
20
23
|
6.
22 – 9 =
16
13
|
7.
? – 16 = 6
26
22
|
8.
15 – 7 =
13
8
|
|
9.
52 – 42 =
10
7
|
10.
? – 1 = 9
10
3
|
11.
12 – 7 =
5
8
|
12.
64 – 26 =
38
28
|
|
13.
95 – 52 =
43
45
|
14.
80 – 7 =
21
73
|
15.
74 – 38 =
36
20
|
16.
? – 43 = 55
49
98
|
|
17.
1 – 1 =
0
5
|
18.
? – 59 = 14
53
73
|
19.
? – 12 = 53
26
65
|
20.
12 – 11 =
4
1
|