|
1.
50 + 0 =
4
2
3
50
|
2.
45 + 1 =
46
4
3
2
|
3.
36 – 23 =
3
2
13
1
|
4.
24 + 23 =
4
3
47
2
|
|
5.
27 – 15 =
3
1
12
2
|
6.
3 + 24 =
3
2
27
4
|
7.
21 – 13 =
3
8
1
2
|
8.
4 – 0 =
2
3
4
1
|
|
9.
33 + 15 =
4
2
3
48
|
10.
13 – 12 =
4
2
1
3
|
11.
18 + 27 =
4
3
45
2
|
12.
30 – 1 =
29
2
3
4
|
|
13.
21 + 0 =
4
21
2
3
|
14.
19 – 19 =
2
4
3
0
|
15.
23 + 5 =
4
3
2
28
|
16.
17 – 15 =
3
2
4
1
|
|
17.
6 + 12 =
3
4
18
2
|
18.
47 – 14 =
2
33
3
4
|
19.
46 + 1 =
47
3
2
4
|
20.
49 + 1 =
4
3
2
50
|
|
1.
50 + 0 =
4
2
3
50
|
2.
45 + 1 =
46
4
3
2
|
3.
36 – 23 =
3
2
13
1
|
4.
24 + 23 =
4
3
47
2
|
|
5.
27 – 15 =
3
1
12
2
|
6.
3 + 24 =
3
2
27
4
|
7.
21 – 13 =
3
8
1
2
|
8.
4 – 0 =
2
3
4
1
|
|
9.
33 + 15 =
4
2
3
48
|
10.
13 – 12 =
4
2
1
3
|
11.
18 + 27 =
4
3
45
2
|
12.
30 – 1 =
29
2
3
4
|
|
13.
21 + 0 =
4
21
2
3
|
14.
19 – 19 =
2
4
3
0
|
15.
23 + 5 =
4
3
2
28
|
16.
17 – 15 =
3
2
4
1
|
|
17.
6 + 12 =
3
4
18
2
|
18.
47 – 14 =
2
33
3
4
|
19.
46 + 1 =
47
3
2
4
|
20.
49 + 1 =
4
3
2
50
|