|
1.
48 + 0 =
48
2
|
2.
20 – 4 =
16
2
|
3.
18 – 10 =
1
8
|
4.
26 – 9 =
2
17
|
|
5.
10 + 8 =
2
18
|
6.
36 + 3 =
39
2
|
7.
28 – 28 =
2
0
|
8.
27 + 20 =
2
47
|
|
9.
13 – 0 =
1
13
|
10.
43 + 2 =
2
45
|
11.
5 + 8 =
1
13
|
12.
10 + 12 =
2
22
|
|
13.
37 + 7 =
2
44
|
14.
19 + 23 =
42
2
|
15.
25 – 4 =
21
2
|
16.
12 + 17 =
2
29
|
|
17.
16 + 20 =
36
2
|
18.
32 – 3 =
2
29
|
19.
18 + 32 =
50
2
|
20.
9 – 1 =
8
1
|
|
1.
48 + 0 =
48
2
|
2.
20 – 4 =
16
2
|
3.
18 – 10 =
1
8
|
4.
26 – 9 =
2
17
|
|
5.
10 + 8 =
2
18
|
6.
36 + 3 =
39
2
|
7.
28 – 28 =
2
0
|
8.
27 + 20 =
2
47
|
|
9.
13 – 0 =
1
13
|
10.
43 + 2 =
2
45
|
11.
5 + 8 =
1
13
|
12.
10 + 12 =
2
22
|
|
13.
37 + 7 =
2
44
|
14.
19 + 23 =
42
2
|
15.
25 – 4 =
21
2
|
16.
12 + 17 =
2
29
|
|
17.
16 + 20 =
36
2
|
18.
32 – 3 =
2
29
|
19.
18 + 32 =
50
2
|
20.
9 – 1 =
8
1
|