|
1.
? – 1 = 2
3
4
|
2.
60 – 29 =
31
2
|
3.
? – 0 = 4
9
4
|
4.
? – 25 = 13
9
38
|
|
5.
14 – 4 =
10
2
|
6.
69 – 43 =
26
28
|
7.
61 – 58 =
3
6
|
8.
? – 42 = 57
99
48
|
|
9.
? – 42 = 16
58
33
|
10.
8 – 8 =
0
1
|
11.
64 – 26 =
38
17
|
12.
? – 46 = 21
67
56
|
|
13.
20 – 9 =
13
11
|
14.
57 – 35 =
6
22
|
15.
? – 13 = 0
13
2
|
16.
66 – 5 =
10
61
|
|
17.
62 – 55 =
2
7
|
18.
27 – 9 =
18
13
|
19.
? – 27 = 52
79
57
|
20.
? – 71 = 6
77
26
|
|
1.
? – 1 = 2
3
4
|
2.
60 – 29 =
31
2
|
3.
? – 0 = 4
9
4
|
4.
? – 25 = 13
9
38
|
|
5.
14 – 4 =
10
2
|
6.
69 – 43 =
26
28
|
7.
61 – 58 =
3
6
|
8.
? – 42 = 57
99
48
|
|
9.
? – 42 = 16
58
33
|
10.
8 – 8 =
0
1
|
11.
64 – 26 =
38
17
|
12.
? – 46 = 21
67
56
|
|
13.
20 – 9 =
13
11
|
14.
57 – 35 =
6
22
|
15.
? – 13 = 0
13
2
|
16.
66 – 5 =
10
61
|
|
17.
62 – 55 =
2
7
|
18.
27 – 9 =
18
13
|
19.
? – 27 = 52
79
57
|
20.
? – 71 = 6
77
26
|