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