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