1.
? – 5 = 5
10
7
9
13
|
2.
16 – 4 =
4
12
2
6
|
3.
8 – 2 =
4
11
8
6
|
4.
7 – 2 =
3
2
5
7
|
5.
? – 2 = 1
8
3
7
2
|
6.
1 – 0 =
6
2
1
3
|
7.
? – 4 = 11
6
1
15
4
|
8.
? – 3 = 12
15
2
18
1
|
9.
? – 9 = 4
11
13
7
15
|
10.
? – 9 = 9
18
23
4
6
|
11.
? – 2 = 17
5
7
14
19
|
12.
? – 10 = 6
6
3
16
1
|
13.
? – 5 = 0
3
5
4
10
|
14.
? – 3 = 8
6
5
11
1
|
15.
4 – 0 =
7
4
6
3
|
16.
9 – 5 =
3
4
8
5
|
17.
? – 9 = 7
9
10
19
16
|
18.
11 – 4 =
7
12
3
8
|
19.
? – 7 = 6
2
13
7
6
|
20.
? – 4 = 12
4
18
7
16
|
1.
? – 5 = 5
10
7
9
13
|
2.
16 – 4 =
4
12
2
6
|
3.
8 – 2 =
4
11
8
6
|
4.
7 – 2 =
3
2
5
7
|
5.
? – 2 = 1
8
3
7
2
|
6.
1 – 0 =
6
2
1
3
|
7.
? – 4 = 11
6
1
15
4
|
8.
? – 3 = 12
15
2
18
1
|
9.
? – 9 = 4
11
13
7
15
|
10.
? – 9 = 9
18
23
4
6
|
11.
? – 2 = 17
5
7
14
19
|
12.
? – 10 = 6
6
3
16
1
|
13.
? – 5 = 0
3
5
4
10
|
14.
? – 3 = 8
6
5
11
1
|
15.
4 – 0 =
7
4
6
3
|
16.
9 – 5 =
3
4
8
5
|
17.
? – 9 = 7
9
10
19
16
|
18.
11 – 4 =
7
12
3
8
|
19.
? – 7 = 6
2
13
7
6
|
20.
? – 4 = 12
4
18
7
16
|