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