|
1.
81 + 1 =
2
82
|
2.
23 + 54 =
77
2
|
3.
73 + 19 =
2
92
|
4.
13 – 12 =
2
1
|
|
5.
43 – 3 =
2
40
|
6.
13 – 13 =
2
0
|
7.
97 + 1 =
2
98
|
8.
15 – 1 =
1
14
|
|
9.
76 + 5 =
2
81
|
10.
91 + 4 =
2
95
|
11.
93 + 2 =
2
95
|
12.
25 + 0 =
25
2
|
|
13.
49 + 14 =
63
2
|
14.
83 – 55 =
2
28
|
15.
44 – 43 =
1
2
|
16.
33 – 33 =
2
0
|
|
17.
86 – 52 =
2
34
|
18.
38 – 5 =
2
33
|
19.
77 – 67 =
10
1
|
20.
14 – 3 =
11
1
|
|
1.
81 + 1 =
2
82
|
2.
23 + 54 =
77
2
|
3.
73 + 19 =
2
92
|
4.
13 – 12 =
2
1
|
|
5.
43 – 3 =
2
40
|
6.
13 – 13 =
2
0
|
7.
97 + 1 =
2
98
|
8.
15 – 1 =
1
14
|
|
9.
76 + 5 =
2
81
|
10.
91 + 4 =
2
95
|
11.
93 + 2 =
2
95
|
12.
25 + 0 =
25
2
|
|
13.
49 + 14 =
63
2
|
14.
83 – 55 =
2
28
|
15.
44 – 43 =
1
2
|
16.
33 – 33 =
2
0
|
|
17.
86 – 52 =
2
34
|
18.
38 – 5 =
2
33
|
19.
77 – 67 =
10
1
|
20.
14 – 3 =
11
1
|