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