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