1.
85 + 13 =
98
2
|
2.
7 – 1 =
6
1
|
3.
47 – 13 =
34
2
|
4.
80 – 62 =
18
2
|
5.
43 + 42 =
85
2
|
6.
11 – 11 =
2
0
|
7.
94 – 87 =
1
7
|
8.
68 – 50 =
2
18
|
9.
8 + 49 =
2
57
|
10.
47 – 20 =
2
27
|
11.
3 – 0 =
1
3
|
12.
96 – 50 =
2
46
|
13.
6 + 68 =
74
2
|
14.
81 – 21 =
60
2
|
15.
55 – 0 =
2
55
|
16.
91 + 9 =
2
100
|
17.
11 – 10 =
1
2
|
18.
8 + 30 =
38
2
|
19.
30 + 13 =
43
2
|
20.
52 + 29 =
81
2
|
1.
85 + 13 =
98
2
|
2.
7 – 1 =
6
1
|
3.
47 – 13 =
34
2
|
4.
80 – 62 =
18
2
|
5.
43 + 42 =
85
2
|
6.
11 – 11 =
2
0
|
7.
94 – 87 =
1
7
|
8.
68 – 50 =
2
18
|
9.
8 + 49 =
2
57
|
10.
47 – 20 =
2
27
|
11.
3 – 0 =
1
3
|
12.
96 – 50 =
2
46
|
13.
6 + 68 =
74
2
|
14.
81 – 21 =
60
2
|
15.
55 – 0 =
2
55
|
16.
91 + 9 =
2
100
|
17.
11 – 10 =
1
2
|
18.
8 + 30 =
38
2
|
19.
30 + 13 =
43
2
|
20.
52 + 29 =
81
2
|