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