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