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