|
1.
4 – 2 =
3
4
1
2
|
2.
17 – 6 =
2
3
11
1
|
3.
14 + 34 =
48
3
4
2
|
4.
50 + 0 =
50
4
3
2
|
|
5.
31 + 3 =
2
4
3
34
|
6.
31 + 0 =
31
3
4
2
|
7.
40 + 7 =
47
2
4
3
|
8.
17 + 33 =
2
4
50
3
|
|
9.
5 + 13 =
18
4
3
2
|
10.
45 + 2 =
2
3
47
4
|
11.
26 – 17 =
9
2
3
1
|
12.
11 – 9 =
2
1
4
3
|
|
13.
16 – 15 =
3
1
4
2
|
14.
50 + 0 =
3
50
4
2
|
15.
39 – 15 =
4
3
24
2
|
16.
30 – 9 =
21
3
2
4
|
|
17.
42 + 3 =
3
45
4
2
|
18.
11 – 1 =
3
1
2
10
|
19.
10 – 3 =
7
2
1
3
|
20.
39 + 7 =
2
4
46
3
|
|
1.
4 – 2 =
3
4
1
2
|
2.
17 – 6 =
2
3
11
1
|
3.
14 + 34 =
48
3
4
2
|
4.
50 + 0 =
50
4
3
2
|
|
5.
31 + 3 =
2
4
3
34
|
6.
31 + 0 =
31
3
4
2
|
7.
40 + 7 =
47
2
4
3
|
8.
17 + 33 =
2
4
50
3
|
|
9.
5 + 13 =
18
4
3
2
|
10.
45 + 2 =
2
3
47
4
|
11.
26 – 17 =
9
2
3
1
|
12.
11 – 9 =
2
1
4
3
|
|
13.
16 – 15 =
3
1
4
2
|
14.
50 + 0 =
3
50
4
2
|
15.
39 – 15 =
4
3
24
2
|
16.
30 – 9 =
21
3
2
4
|
|
17.
42 + 3 =
3
45
4
2
|
18.
11 – 1 =
3
1
2
10
|
19.
10 – 3 =
7
2
1
3
|
20.
39 + 7 =
2
4
46
3
|