|
1.
30 + 3 =
33
4
2
3
|
2.
9 + 25 =
3
4
2
34
|
3.
5 – 1 =
2
4
3
1
|
4.
12 – 10 =
4
3
1
2
|
|
5.
16 – 15 =
1
3
4
2
|
6.
28 – 11 =
3
2
17
4
|
7.
33 – 11 =
22
2
4
3
|
8.
38 + 2 =
40
3
4
2
|
|
9.
2 + 31 =
3
4
2
33
|
10.
15 – 4 =
1
3
2
11
|
11.
50 + 0 =
50
2
4
3
|
12.
42 – 30 =
2
3
1
12
|
|
13.
43 + 1 =
44
4
3
2
|
14.
1 – 1 =
2
0
3
4
|
15.
9 – 8 =
4
1
3
2
|
16.
17 – 13 =
2
4
1
3
|
|
17.
41 – 8 =
4
33
3
2
|
18.
3 + 44 =
47
3
2
4
|
19.
29 – 17 =
1
3
2
12
|
20.
14 + 12 =
4
3
2
26
|
|
1.
30 + 3 =
33
4
2
3
|
2.
9 + 25 =
3
4
2
34
|
3.
5 – 1 =
2
4
3
1
|
4.
12 – 10 =
4
3
1
2
|
|
5.
16 – 15 =
1
3
4
2
|
6.
28 – 11 =
3
2
17
4
|
7.
33 – 11 =
22
2
4
3
|
8.
38 + 2 =
40
3
4
2
|
|
9.
2 + 31 =
3
4
2
33
|
10.
15 – 4 =
1
3
2
11
|
11.
50 + 0 =
50
2
4
3
|
12.
42 – 30 =
2
3
1
12
|
|
13.
43 + 1 =
44
4
3
2
|
14.
1 – 1 =
2
0
3
4
|
15.
9 – 8 =
4
1
3
2
|
16.
17 – 13 =
2
4
1
3
|
|
17.
41 – 8 =
4
33
3
2
|
18.
3 + 44 =
47
3
2
4
|
19.
29 – 17 =
1
3
2
12
|
20.
14 + 12 =
4
3
2
26
|