|
1.
38 – 21 =
17
2
4
3
|
2.
19 + 18 =
2
4
37
3
|
3.
39 – 32 =
3
7
1
2
|
4.
19 + 23 =
2
3
4
42
|
|
5.
30 – 0 =
30
3
4
2
|
6.
45 + 0 =
3
2
4
45
|
7.
28 – 15 =
2
3
13
1
|
8.
39 + 10 =
2
4
3
49
|
|
9.
12 + 37 =
2
4
3
49
|
10.
46 – 3 =
43
4
2
3
|
11.
35 + 8 =
4
43
3
2
|
12.
19 + 31 =
50
2
3
4
|
|
13.
11 + 9 =
20
4
2
3
|
14.
28 – 7 =
4
3
21
2
|
15.
33 – 0 =
4
33
3
2
|
16.
35 – 33 =
2
4
3
1
|
|
17.
49 + 1 =
50
3
2
4
|
18.
9 – 8 =
1
2
4
3
|
19.
50 + 0 =
3
50
2
4
|
20.
19 – 14 =
1
5
3
2
|
|
1.
38 – 21 =
17
2
4
3
|
2.
19 + 18 =
2
4
37
3
|
3.
39 – 32 =
3
7
1
2
|
4.
19 + 23 =
2
3
4
42
|
|
5.
30 – 0 =
30
3
4
2
|
6.
45 + 0 =
3
2
4
45
|
7.
28 – 15 =
2
3
13
1
|
8.
39 + 10 =
2
4
3
49
|
|
9.
12 + 37 =
2
4
3
49
|
10.
46 – 3 =
43
4
2
3
|
11.
35 + 8 =
4
43
3
2
|
12.
19 + 31 =
50
2
3
4
|
|
13.
11 + 9 =
20
4
2
3
|
14.
28 – 7 =
4
3
21
2
|
15.
33 – 0 =
4
33
3
2
|
16.
35 – 33 =
2
4
3
1
|
|
17.
49 + 1 =
50
3
2
4
|
18.
9 – 8 =
1
2
4
3
|
19.
50 + 0 =
3
50
2
4
|
20.
19 – 14 =
1
5
3
2
|