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