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