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