|
1.
48 + 2 =
2
3
4
50
|
2.
5 – 5 =
0
2
3
4
|
3.
20 + 12 =
2
3
4
32
|
4.
48 + 1 =
2
3
49
4
|
|
5.
1 + 32 =
2
3
4
33
|
6.
6 + 19 =
25
3
2
4
|
7.
22 – 18 =
3
1
2
4
|
8.
45 + 1 =
2
3
46
4
|
|
9.
50 + 0 =
50
3
2
4
|
10.
32 + 10 =
42
3
4
2
|
11.
16 + 24 =
4
3
2
40
|
12.
42 – 6 =
2
4
3
36
|
|
13.
12 + 2 =
3
2
1
14
|
14.
39 + 7 =
2
3
4
46
|
15.
18 + 31 =
4
3
49
2
|
16.
20 – 9 =
3
2
1
11
|
|
17.
20 + 20 =
40
2
3
4
|
18.
35 + 2 =
37
3
2
4
|
19.
22 – 17 =
1
2
5
3
|
20.
47 – 15 =
32
3
4
2
|
|
1.
48 + 2 =
2
3
4
50
|
2.
5 – 5 =
0
2
3
4
|
3.
20 + 12 =
2
3
4
32
|
4.
48 + 1 =
2
3
49
4
|
|
5.
1 + 32 =
2
3
4
33
|
6.
6 + 19 =
25
3
2
4
|
7.
22 – 18 =
3
1
2
4
|
8.
45 + 1 =
2
3
46
4
|
|
9.
50 + 0 =
50
3
2
4
|
10.
32 + 10 =
42
3
4
2
|
11.
16 + 24 =
4
3
2
40
|
12.
42 – 6 =
2
4
3
36
|
|
13.
12 + 2 =
3
2
1
14
|
14.
39 + 7 =
2
3
4
46
|
15.
18 + 31 =
4
3
49
2
|
16.
20 – 9 =
3
2
1
11
|
|
17.
20 + 20 =
40
2
3
4
|
18.
35 + 2 =
37
3
2
4
|
19.
22 – 17 =
1
2
5
3
|
20.
47 – 15 =
32
3
4
2
|