|
1.
40 + 13 =
2
53
|
2.
97 – 8 =
89
2
|
3.
44 – 14 =
2
30
|
4.
46 + 8 =
2
54
|
|
5.
12 – 10 =
1
2
|
6.
19 + 72 =
2
91
|
7.
30 – 11 =
19
2
|
8.
71 – 70 =
2
1
|
|
9.
72 – 45 =
27
2
|
10.
23 + 58 =
81
2
|
11.
70 – 12 =
58
2
|
12.
37 – 32 =
1
5
|
|
13.
18 – 10 =
8
1
|
14.
21 – 15 =
6
1
|
15.
97 + 0 =
2
97
|
16.
77 – 9 =
2
68
|
|
17.
4 – 0 =
1
4
|
18.
56 – 38 =
2
18
|
19.
38 + 52 =
90
2
|
20.
22 + 11 =
2
33
|
|
1.
40 + 13 =
2
53
|
2.
97 – 8 =
89
2
|
3.
44 – 14 =
2
30
|
4.
46 + 8 =
2
54
|
|
5.
12 – 10 =
1
2
|
6.
19 + 72 =
2
91
|
7.
30 – 11 =
19
2
|
8.
71 – 70 =
2
1
|
|
9.
72 – 45 =
27
2
|
10.
23 + 58 =
81
2
|
11.
70 – 12 =
58
2
|
12.
37 – 32 =
1
5
|
|
13.
18 – 10 =
8
1
|
14.
21 – 15 =
6
1
|
15.
97 + 0 =
2
97
|
16.
77 – 9 =
2
68
|
|
17.
4 – 0 =
1
4
|
18.
56 – 38 =
2
18
|
19.
38 + 52 =
90
2
|
20.
22 + 11 =
2
33
|