|
1.
47 – 40 =
7
1
2
3
|
2.
39 – 2 =
4
3
2
37
|
3.
7 – 4 =
2
3
4
1
|
4.
42 – 17 =
25
2
3
4
|
|
5.
7 – 3 =
3
2
1
4
|
6.
16 – 2 =
2
3
1
14
|
7.
13 + 26 =
2
39
3
4
|
8.
32 + 7 =
39
4
3
2
|
|
9.
11 – 10 =
4
3
1
2
|
10.
12 + 3 =
1
3
2
15
|
11.
17 – 4 =
3
2
13
1
|
12.
7 – 4 =
4
3
1
2
|
|
13.
23 – 10 =
1
2
3
13
|
14.
20 + 29 =
3
2
4
49
|
15.
44 + 6 =
50
4
2
3
|
16.
3 + 39 =
42
2
3
4
|
|
17.
24 – 1 =
23
2
4
3
|
18.
26 + 1 =
4
27
2
3
|
19.
45 + 2 =
47
4
3
2
|
20.
20 – 4 =
16
2
4
3
|
|
1.
47 – 40 =
7
1
2
3
|
2.
39 – 2 =
4
3
2
37
|
3.
7 – 4 =
2
3
4
1
|
4.
42 – 17 =
25
2
3
4
|
|
5.
7 – 3 =
3
2
1
4
|
6.
16 – 2 =
2
3
1
14
|
7.
13 + 26 =
2
39
3
4
|
8.
32 + 7 =
39
4
3
2
|
|
9.
11 – 10 =
4
3
1
2
|
10.
12 + 3 =
1
3
2
15
|
11.
17 – 4 =
3
2
13
1
|
12.
7 – 4 =
4
3
1
2
|
|
13.
23 – 10 =
1
2
3
13
|
14.
20 + 29 =
3
2
4
49
|
15.
44 + 6 =
50
4
2
3
|
16.
3 + 39 =
42
2
3
4
|
|
17.
24 – 1 =
23
2
4
3
|
18.
26 + 1 =
4
27
2
3
|
19.
45 + 2 =
47
4
3
2
|
20.
20 – 4 =
16
2
4
3
|