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