|
1.
? – 7 = 4
10
11
13
4
|
2.
5 – 2 =
7
8
4
3
|
3.
18 – 0 =
18
15
16
22
|
4.
? – 15 = 3
16
3
19
18
|
|
5.
20 – 11 =
2
12
9
7
|
6.
6 – 0 =
6
8
2
9
|
7.
11 – 2 =
12
9
6
7
|
8.
16 – 9 =
1
3
5
7
|
|
9.
? – 3 = 3
6
5
10
1
|
10.
? – 2 = 0
7
1
2
3
|
11.
? – 3 = 3
3
6
5
2
|
12.
? – 8 = 2
2
7
10
5
|
|
13.
2 – 1 =
2
6
5
1
|
14.
5 – 4 =
2
5
3
1
|
15.
? – 3 = 6
7
9
10
11
|
16.
13 – 10 =
7
3
8
5
|
|
17.
? – 0 = 2
6
7
2
4
|
18.
? – 15 = 2
17
10
15
1
|
19.
18 – 3 =
1
15
16
6
|
20.
16 – 7 =
8
14
10
9
|
|
1.
? – 7 = 4
10
11
13
4
|
2.
5 – 2 =
7
8
4
3
|
3.
18 – 0 =
18
15
16
22
|
4.
? – 15 = 3
16
3
19
18
|
|
5.
20 – 11 =
2
12
9
7
|
6.
6 – 0 =
6
8
2
9
|
7.
11 – 2 =
12
9
6
7
|
8.
16 – 9 =
1
3
5
7
|
|
9.
? – 3 = 3
6
5
10
1
|
10.
? – 2 = 0
7
1
2
3
|
11.
? – 3 = 3
3
6
5
2
|
12.
? – 8 = 2
2
7
10
5
|
|
13.
2 – 1 =
2
6
5
1
|
14.
5 – 4 =
2
5
3
1
|
15.
? – 3 = 6
7
9
10
11
|
16.
13 – 10 =
7
3
8
5
|
|
17.
? – 0 = 2
6
7
2
4
|
18.
? – 15 = 2
17
10
15
1
|
19.
18 – 3 =
1
15
16
6
|
20.
16 – 7 =
8
14
10
9
|