|
1.
43 + 4 =
2
47
|
2.
46 + 0 =
2
46
|
3.
2 – 2 =
0
2
|
4.
6 + 6 =
12
1
|
|
5.
30 + 11 =
41
2
|
6.
3 + 12 =
15
1
|
7.
13 + 9 =
22
2
|
8.
26 + 21 =
47
2
|
|
9.
31 – 22 =
1
9
|
10.
21 – 14 =
7
1
|
11.
19 – 11 =
1
8
|
12.
45 – 44 =
2
1
|
|
13.
44 + 0 =
44
2
|
14.
5 + 4 =
9
1
|
15.
24 – 6 =
18
2
|
16.
41 – 28 =
13
1
|
|
17.
5 – 3 =
1
2
|
18.
16 + 6 =
2
22
|
19.
18 + 9 =
2
27
|
20.
4 – 2 =
2
1
|
|
1.
43 + 4 =
2
47
|
2.
46 + 0 =
2
46
|
3.
2 – 2 =
0
2
|
4.
6 + 6 =
12
1
|
|
5.
30 + 11 =
41
2
|
6.
3 + 12 =
15
1
|
7.
13 + 9 =
22
2
|
8.
26 + 21 =
47
2
|
|
9.
31 – 22 =
1
9
|
10.
21 – 14 =
7
1
|
11.
19 – 11 =
1
8
|
12.
45 – 44 =
2
1
|
|
13.
44 + 0 =
44
2
|
14.
5 + 4 =
9
1
|
15.
24 – 6 =
18
2
|
16.
41 – 28 =
13
1
|
|
17.
5 – 3 =
1
2
|
18.
16 + 6 =
2
22
|
19.
18 + 9 =
2
27
|
20.
4 – 2 =
2
1
|