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