|
1.
9 – 1 =
1
2
8
3
|
2.
3 + 27 =
3
2
4
30
|
3.
13 – 5 =
1
3
8
2
|
4.
34 – 2 =
2
3
4
32
|
|
5.
45 – 9 =
4
3
36
2
|
6.
34 + 8 =
4
42
3
2
|
7.
5 + 13 =
2
4
18
3
|
8.
22 + 27 =
49
4
2
3
|
|
9.
47 + 1 =
2
3
48
4
|
10.
50 – 30 =
20
4
2
3
|
11.
6 + 43 =
3
49
4
2
|
12.
20 – 11 =
2
1
9
3
|
|
13.
25 – 6 =
2
3
4
19
|
14.
45 + 4 =
49
2
4
3
|
15.
27 – 21 =
2
3
1
6
|
16.
13 – 9 =
3
2
1
4
|
|
17.
11 + 22 =
4
2
3
33
|
18.
40 – 21 =
2
3
4
19
|
19.
26 – 15 =
2
3
1
11
|
20.
34 – 14 =
4
20
3
2
|
|
1.
9 – 1 =
1
2
8
3
|
2.
3 + 27 =
3
2
4
30
|
3.
13 – 5 =
1
3
8
2
|
4.
34 – 2 =
2
3
4
32
|
|
5.
45 – 9 =
4
3
36
2
|
6.
34 + 8 =
4
42
3
2
|
7.
5 + 13 =
2
4
18
3
|
8.
22 + 27 =
49
4
2
3
|
|
9.
47 + 1 =
2
3
48
4
|
10.
50 – 30 =
20
4
2
3
|
11.
6 + 43 =
3
49
4
2
|
12.
20 – 11 =
2
1
9
3
|
|
13.
25 – 6 =
2
3
4
19
|
14.
45 + 4 =
49
2
4
3
|
15.
27 – 21 =
2
3
1
6
|
16.
13 – 9 =
3
2
1
4
|
|
17.
11 + 22 =
4
2
3
33
|
18.
40 – 21 =
2
3
4
19
|
19.
26 – 15 =
2
3
1
11
|
20.
34 – 14 =
4
20
3
2
|