1.
62 – 2 =
61
60
|
2.
? – 20 = 61
73
81
|
3.
? – 47 = 44
91
56
|
4.
71 – 20 =
51
15
|
5.
? – 15 = 4
16
19
|
6.
35 – 2 =
33
28
|
7.
? – 21 = 54
75
50
|
8.
? – 36 = 56
92
76
|
9.
81 – 49 =
24
32
|
10.
? – 8 = 46
54
8
|
11.
12 – 7 =
8
5
|
12.
? – 2 = 74
27
76
|
13.
? – 6 = 3
9
7
|
14.
? – 17 = 36
53
26
|
15.
2 – 1 =
1
4
|
16.
? – 37 = 47
51
84
|
17.
51 – 27 =
24
4
|
18.
? – 70 = 21
87
91
|
19.
24 – 7 =
17
2
|
20.
? – 0 = 9
5
9
|
1.
62 – 2 =
61
60
|
2.
? – 20 = 61
73
81
|
3.
? – 47 = 44
91
56
|
4.
71 – 20 =
51
15
|
5.
? – 15 = 4
16
19
|
6.
35 – 2 =
33
28
|
7.
? – 21 = 54
75
50
|
8.
? – 36 = 56
92
76
|
9.
81 – 49 =
24
32
|
10.
? – 8 = 46
54
8
|
11.
12 – 7 =
8
5
|
12.
? – 2 = 74
27
76
|
13.
? – 6 = 3
9
7
|
14.
? – 17 = 36
53
26
|
15.
2 – 1 =
1
4
|
16.
? – 37 = 47
51
84
|
17.
51 – 27 =
24
4
|
18.
? – 70 = 21
87
91
|
19.
24 – 7 =
17
2
|
20.
? – 0 = 9
5
9
|