1.
3 – 2 =
3
4
2
1
|
2.
39 – 23 =
3
2
4
16
|
3.
18 + 8 =
3
26
2
4
|
4.
32 – 1 =
3
2
4
31
|
5.
15 – 4 =
3
2
1
11
|
6.
22 – 8 =
2
1
3
14
|
7.
37 – 6 =
4
31
2
3
|
8.
7 + 9 =
3
4
2
16
|
9.
1 + 26 =
4
3
2
27
|
10.
14 + 34 =
48
2
4
3
|
11.
18 – 17 =
3
2
4
1
|
12.
30 + 7 =
37
3
4
2
|
13.
46 – 16 =
3
30
4
2
|
14.
36 – 28 =
2
8
3
1
|
15.
37 + 12 =
2
49
3
4
|
16.
11 + 28 =
2
4
39
3
|
17.
9 + 10 =
19
3
2
4
|
18.
38 – 10 =
28
2
3
4
|
19.
4 – 3 =
3
4
1
2
|
20.
26 – 23 =
1
3
2
4
|
1.
3 – 2 =
3
4
2
1
|
2.
39 – 23 =
3
2
4
16
|
3.
18 + 8 =
3
26
2
4
|
4.
32 – 1 =
3
2
4
31
|
5.
15 – 4 =
3
2
1
11
|
6.
22 – 8 =
2
1
3
14
|
7.
37 – 6 =
4
31
2
3
|
8.
7 + 9 =
3
4
2
16
|
9.
1 + 26 =
4
3
2
27
|
10.
14 + 34 =
48
2
4
3
|
11.
18 – 17 =
3
2
4
1
|
12.
30 + 7 =
37
3
4
2
|
13.
46 – 16 =
3
30
4
2
|
14.
36 – 28 =
2
8
3
1
|
15.
37 + 12 =
2
49
3
4
|
16.
11 + 28 =
2
4
39
3
|
17.
9 + 10 =
19
3
2
4
|
18.
38 – 10 =
28
2
3
4
|
19.
4 – 3 =
3
4
1
2
|
20.
26 – 23 =
1
3
2
4
|