|
1.
6 – 2 =
3
1
2
4
|
2.
16 + 15 =
4
2
31
3
|
3.
46 + 4 =
3
4
50
2
|
4.
9 – 1 =
2
1
8
3
|
|
5.
45 – 37 =
8
1
2
3
|
6.
41 + 7 =
4
48
3
2
|
7.
6 + 39 =
2
4
3
45
|
8.
2 + 3 =
1
5
2
3
|
|
9.
41 – 31 =
3
2
10
1
|
10.
20 – 16 =
2
3
1
4
|
11.
19 – 11 =
3
8
1
2
|
12.
5 + 19 =
4
24
2
3
|
|
13.
1 + 31 =
32
4
3
2
|
14.
19 – 8 =
3
2
1
11
|
15.
42 – 29 =
13
3
1
2
|
16.
3 – 0 =
2
4
3
1
|
|
17.
39 – 37 =
1
3
4
2
|
18.
45 – 38 =
1
2
3
7
|
19.
3 + 40 =
43
3
4
2
|
20.
48 + 2 =
2
3
4
50
|
|
1.
6 – 2 =
3
1
2
4
|
2.
16 + 15 =
4
2
31
3
|
3.
46 + 4 =
3
4
50
2
|
4.
9 – 1 =
2
1
8
3
|
|
5.
45 – 37 =
8
1
2
3
|
6.
41 + 7 =
4
48
3
2
|
7.
6 + 39 =
2
4
3
45
|
8.
2 + 3 =
1
5
2
3
|
|
9.
41 – 31 =
3
2
10
1
|
10.
20 – 16 =
2
3
1
4
|
11.
19 – 11 =
3
8
1
2
|
12.
5 + 19 =
4
24
2
3
|
|
13.
1 + 31 =
32
4
3
2
|
14.
19 – 8 =
3
2
1
11
|
15.
42 – 29 =
13
3
1
2
|
16.
3 – 0 =
2
4
3
1
|
|
17.
39 – 37 =
1
3
4
2
|
18.
45 – 38 =
1
2
3
7
|
19.
3 + 40 =
43
3
4
2
|
20.
48 + 2 =
2
3
4
50
|