|
1.
22 – 19 =
1
4
2
3
|
2.
8 – 5 =
3
1
4
2
|
3.
13 – 1 =
1
12
3
2
|
4.
42 + 4 =
46
4
2
3
|
|
5.
48 – 10 =
38
3
2
4
|
6.
7 + 15 =
4
2
22
3
|
7.
50 + 0 =
2
4
50
3
|
8.
16 – 11 =
1
5
3
2
|
|
9.
12 – 11 =
1
3
2
4
|
10.
5 + 6 =
2
1
3
11
|
11.
36 + 7 =
4
2
3
43
|
12.
28 + 16 =
3
2
44
4
|
|
13.
49 – 42 =
1
7
2
3
|
14.
31 + 11 =
42
4
3
2
|
15.
18 + 15 =
3
2
33
4
|
16.
44 + 4 =
48
2
4
3
|
|
17.
25 – 15 =
1
10
3
2
|
18.
48 – 5 =
43
3
4
2
|
19.
16 + 13 =
2
3
29
4
|
20.
34 – 16 =
18
2
3
4
|
|
1.
22 – 19 =
1
4
2
3
|
2.
8 – 5 =
3
1
4
2
|
3.
13 – 1 =
1
12
3
2
|
4.
42 + 4 =
46
4
2
3
|
|
5.
48 – 10 =
38
3
2
4
|
6.
7 + 15 =
4
2
22
3
|
7.
50 + 0 =
2
4
50
3
|
8.
16 – 11 =
1
5
3
2
|
|
9.
12 – 11 =
1
3
2
4
|
10.
5 + 6 =
2
1
3
11
|
11.
36 + 7 =
4
2
3
43
|
12.
28 + 16 =
3
2
44
4
|
|
13.
49 – 42 =
1
7
2
3
|
14.
31 + 11 =
42
4
3
2
|
15.
18 + 15 =
3
2
33
4
|
16.
44 + 4 =
48
2
4
3
|
|
17.
25 – 15 =
1
10
3
2
|
18.
48 – 5 =
43
3
4
2
|
19.
16 + 13 =
2
3
29
4
|
20.
34 – 16 =
18
2
3
4
|