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