|
1.
5 + 46 =
51
2
|
2.
8 – 7 =
2
1
|
3.
5 – 5 =
2
0
|
4.
35 – 30 =
1
5
|
|
5.
83 – 51 =
2
32
|
6.
29 – 25 =
4
1
|
7.
64 + 15 =
2
79
|
8.
37 + 40 =
77
2
|
|
9.
32 + 0 =
32
2
|
10.
59 + 19 =
78
2
|
11.
41 + 46 =
2
87
|
12.
14 – 0 =
1
14
|
|
13.
13 + 53 =
66
2
|
14.
79 + 7 =
86
2
|
15.
21 + 68 =
89
2
|
16.
68 – 20 =
2
48
|
|
17.
64 – 33 =
31
2
|
18.
56 – 36 =
20
2
|
19.
61 + 21 =
2
82
|
20.
79 – 32 =
47
2
|
|
1.
5 + 46 =
51
2
|
2.
8 – 7 =
2
1
|
3.
5 – 5 =
2
0
|
4.
35 – 30 =
1
5
|
|
5.
83 – 51 =
2
32
|
6.
29 – 25 =
4
1
|
7.
64 + 15 =
2
79
|
8.
37 + 40 =
77
2
|
|
9.
32 + 0 =
32
2
|
10.
59 + 19 =
78
2
|
11.
41 + 46 =
2
87
|
12.
14 – 0 =
1
14
|
|
13.
13 + 53 =
66
2
|
14.
79 + 7 =
86
2
|
15.
21 + 68 =
89
2
|
16.
68 – 20 =
2
48
|
|
17.
64 – 33 =
31
2
|
18.
56 – 36 =
20
2
|
19.
61 + 21 =
2
82
|
20.
79 – 32 =
47
2
|