|
1.
3 + 25 =
28
2
3
4
|
2.
10 – 8 =
1
4
2
3
|
3.
26 + 7 =
2
4
33
3
|
4.
1 + 20 =
21
4
3
2
|
|
5.
30 + 5 =
35
4
3
2
|
6.
23 – 7 =
2
16
4
3
|
7.
27 + 0 =
3
27
2
4
|
8.
6 – 3 =
1
3
4
2
|
|
9.
42 – 30 =
12
3
1
2
|
10.
32 + 16 =
2
4
3
48
|
11.
47 + 0 =
47
4
3
2
|
12.
37 – 20 =
4
17
3
2
|
|
13.
35 – 18 =
4
2
17
3
|
14.
45 + 1 =
2
3
4
46
|
15.
24 – 21 =
1
3
4
2
|
16.
32 – 13 =
3
19
2
4
|
|
17.
40 – 4 =
36
4
3
2
|
18.
47 – 31 =
3
16
2
4
|
19.
2 + 42 =
2
4
44
3
|
20.
50 – 20 =
4
3
30
2
|
|
1.
3 + 25 =
28
2
3
4
|
2.
10 – 8 =
1
4
2
3
|
3.
26 + 7 =
2
4
33
3
|
4.
1 + 20 =
21
4
3
2
|
|
5.
30 + 5 =
35
4
3
2
|
6.
23 – 7 =
2
16
4
3
|
7.
27 + 0 =
3
27
2
4
|
8.
6 – 3 =
1
3
4
2
|
|
9.
42 – 30 =
12
3
1
2
|
10.
32 + 16 =
2
4
3
48
|
11.
47 + 0 =
47
4
3
2
|
12.
37 – 20 =
4
17
3
2
|
|
13.
35 – 18 =
4
2
17
3
|
14.
45 + 1 =
2
3
4
46
|
15.
24 – 21 =
1
3
4
2
|
16.
32 – 13 =
3
19
2
4
|
|
17.
40 – 4 =
36
4
3
2
|
18.
47 – 31 =
3
16
2
4
|
19.
2 + 42 =
2
4
44
3
|
20.
50 – 20 =
4
3
30
2
|