1.
87 – 8 =
2
79
|
2.
91 + 1 =
92
2
|
3.
82 + 11 =
2
93
|
4.
4 – 1 =
3
1
|
5.
6 – 5 =
2
1
|
6.
34 – 14 =
20
2
|
7.
2 – 0 =
1
2
|
8.
88 + 5 =
93
2
|
9.
55 – 26 =
2
29
|
10.
74 + 10 =
2
84
|
11.
99 – 94 =
5
1
|
12.
67 – 63 =
1
4
|
13.
4 – 4 =
2
0
|
14.
19 + 64 =
83
2
|
15.
18 – 9 =
9
1
|
16.
42 + 19 =
61
2
|
17.
81 – 47 =
2
34
|
18.
93 + 0 =
2
93
|
19.
67 + 1 =
68
2
|
20.
74 + 11 =
85
2
|
1.
87 – 8 =
2
79
|
2.
91 + 1 =
92
2
|
3.
82 + 11 =
2
93
|
4.
4 – 1 =
3
1
|
5.
6 – 5 =
2
1
|
6.
34 – 14 =
20
2
|
7.
2 – 0 =
1
2
|
8.
88 + 5 =
93
2
|
9.
55 – 26 =
2
29
|
10.
74 + 10 =
2
84
|
11.
99 – 94 =
5
1
|
12.
67 – 63 =
1
4
|
13.
4 – 4 =
2
0
|
14.
19 + 64 =
83
2
|
15.
18 – 9 =
9
1
|
16.
42 + 19 =
61
2
|
17.
81 – 47 =
2
34
|
18.
93 + 0 =
2
93
|
19.
67 + 1 =
68
2
|
20.
74 + 11 =
85
2
|