|
1.
40 + 5 =
3
45
2
4
|
2.
6 + 0 =
6
3
1
2
|
3.
47 + 0 =
47
4
2
3
|
4.
8 + 42 =
50
4
3
2
|
|
5.
47 – 43 =
1
2
4
3
|
6.
12 + 25 =
3
37
4
2
|
7.
6 – 3 =
1
4
3
2
|
8.
31 – 4 =
2
3
4
27
|
|
9.
20 – 11 =
9
3
2
1
|
10.
9 – 4 =
1
3
5
2
|
11.
43 – 21 =
22
4
2
3
|
12.
12 + 13 =
25
3
4
2
|
|
13.
37 + 2 =
39
4
2
3
|
14.
50 + 0 =
3
4
50
2
|
15.
35 – 0 =
35
4
2
3
|
16.
23 – 7 =
16
4
3
2
|
|
17.
10 + 34 =
3
2
44
4
|
18.
32 + 13 =
2
3
45
4
|
19.
25 – 4 =
3
4
21
2
|
20.
19 – 15 =
2
3
4
1
|
|
1.
40 + 5 =
3
45
2
4
|
2.
6 + 0 =
6
3
1
2
|
3.
47 + 0 =
47
4
2
3
|
4.
8 + 42 =
50
4
3
2
|
|
5.
47 – 43 =
1
2
4
3
|
6.
12 + 25 =
3
37
4
2
|
7.
6 – 3 =
1
4
3
2
|
8.
31 – 4 =
2
3
4
27
|
|
9.
20 – 11 =
9
3
2
1
|
10.
9 – 4 =
1
3
5
2
|
11.
43 – 21 =
22
4
2
3
|
12.
12 + 13 =
25
3
4
2
|
|
13.
37 + 2 =
39
4
2
3
|
14.
50 + 0 =
3
4
50
2
|
15.
35 – 0 =
35
4
2
3
|
16.
23 – 7 =
16
4
3
2
|
|
17.
10 + 34 =
3
2
44
4
|
18.
32 + 13 =
2
3
45
4
|
19.
25 – 4 =
3
4
21
2
|
20.
19 – 15 =
2
3
4
1
|