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