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