|
1.
10 + 0 =
10
1
|
2.
10 – 5 =
1
5
|
3.
1 + 3 =
4
1
|
4.
3 – 0 =
1
3
|
|
5.
4 – 0 =
1
4
|
6.
4 – 2 =
2
1
|
7.
9 – 9 =
0
2
|
8.
1 – 1 =
0
2
|
|
9.
2 – 1 =
2
1
|
10.
3 – 1 =
1
2
|
11.
8 – 4 =
1
4
|
12.
10 – 3 =
1
7
|
|
13.
7 – 6 =
2
1
|
14.
1 – 0 =
2
1
|
15.
10 + 0 =
1
10
|
16.
5 – 0 =
5
1
|
|
17.
9 + 0 =
1
9
|
18.
1 + 8 =
9
1
|
19.
8 – 3 =
5
1
|
20.
5 – 0 =
1
5
|
|
1.
10 + 0 =
10
1
|
2.
10 – 5 =
1
5
|
3.
1 + 3 =
4
1
|
4.
3 – 0 =
1
3
|
|
5.
4 – 0 =
1
4
|
6.
4 – 2 =
2
1
|
7.
9 – 9 =
0
2
|
8.
1 – 1 =
0
2
|
|
9.
2 – 1 =
2
1
|
10.
3 – 1 =
1
2
|
11.
8 – 4 =
1
4
|
12.
10 – 3 =
1
7
|
|
13.
7 – 6 =
2
1
|
14.
1 – 0 =
2
1
|
15.
10 + 0 =
1
10
|
16.
5 – 0 =
5
1
|
|
17.
9 + 0 =
1
9
|
18.
1 + 8 =
9
1
|
19.
8 – 3 =
5
1
|
20.
5 – 0 =
1
5
|