|
1.
21 + 59 =
2
80
|
2.
47 + 52 =
99
2
|
3.
18 – 17 =
1
2
|
4.
46 + 7 =
53
2
|
|
5.
94 + 3 =
2
97
|
6.
27 – 9 =
2
18
|
7.
59 – 14 =
2
45
|
8.
39 – 6 =
33
2
|
|
9.
62 – 55 =
7
1
|
10.
51 + 34 =
85
2
|
11.
87 – 50 =
37
2
|
12.
18 + 76 =
2
94
|
|
13.
4 – 0 =
1
4
|
14.
48 + 27 =
2
75
|
15.
22 + 25 =
47
2
|
16.
56 – 39 =
2
17
|
|
17.
1 – 0 =
1
2
|
18.
56 + 30 =
2
86
|
19.
74 + 10 =
84
2
|
20.
19 – 19 =
2
0
|
|
1.
21 + 59 =
2
80
|
2.
47 + 52 =
99
2
|
3.
18 – 17 =
1
2
|
4.
46 + 7 =
53
2
|
|
5.
94 + 3 =
2
97
|
6.
27 – 9 =
2
18
|
7.
59 – 14 =
2
45
|
8.
39 – 6 =
33
2
|
|
9.
62 – 55 =
7
1
|
10.
51 + 34 =
85
2
|
11.
87 – 50 =
37
2
|
12.
18 + 76 =
2
94
|
|
13.
4 – 0 =
1
4
|
14.
48 + 27 =
2
75
|
15.
22 + 25 =
47
2
|
16.
56 – 39 =
2
17
|
|
17.
1 – 0 =
1
2
|
18.
56 + 30 =
2
86
|
19.
74 + 10 =
84
2
|
20.
19 – 19 =
2
0
|