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