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