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