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