|
1.
28 – 16 =
3
1
12
2
|
2.
31 – 31 =
2
3
0
4
|
3.
9 – 8 =
2
3
4
1
|
4.
40 – 17 =
3
23
4
2
|
|
5.
38 – 13 =
4
2
3
25
|
6.
42 – 17 =
25
2
3
4
|
7.
43 + 6 =
2
3
49
4
|
8.
34 + 11 =
4
2
3
45
|
|
9.
1 + 41 =
4
2
3
42
|
10.
41 + 0 =
3
4
41
2
|
11.
25 + 17 =
42
2
4
3
|
12.
40 – 33 =
7
2
1
3
|
|
13.
38 – 31 =
7
1
3
2
|
14.
3 + 25 =
3
2
4
28
|
15.
7 + 6 =
1
3
2
13
|
16.
44 – 38 =
2
1
6
3
|
|
17.
46 – 8 =
38
2
3
4
|
18.
2 + 29 =
3
4
31
2
|
19.
40 – 3 =
4
2
3
37
|
20.
34 + 14 =
2
4
3
48
|
|
1.
28 – 16 =
3
1
12
2
|
2.
31 – 31 =
2
3
0
4
|
3.
9 – 8 =
2
3
4
1
|
4.
40 – 17 =
3
23
4
2
|
|
5.
38 – 13 =
4
2
3
25
|
6.
42 – 17 =
25
2
3
4
|
7.
43 + 6 =
2
3
49
4
|
8.
34 + 11 =
4
2
3
45
|
|
9.
1 + 41 =
4
2
3
42
|
10.
41 + 0 =
3
4
41
2
|
11.
25 + 17 =
42
2
4
3
|
12.
40 – 33 =
7
2
1
3
|
|
13.
38 – 31 =
7
1
3
2
|
14.
3 + 25 =
3
2
4
28
|
15.
7 + 6 =
1
3
2
13
|
16.
44 – 38 =
2
1
6
3
|
|
17.
46 – 8 =
38
2
3
4
|
18.
2 + 29 =
3
4
31
2
|
19.
40 – 3 =
4
2
3
37
|
20.
34 + 14 =
2
4
3
48
|