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