|
1.
11 – 5 =
11
9
6
4
|
2.
16 – 11 =
4
7
5
1
|
3.
15 – 14 =
1
4
3
5
|
4.
? – 12 = 6
23
13
21
18
|
|
5.
7 – 7 =
5
0
1
3
|
6.
14 – 10 =
8
1
7
4
|
7.
2 – 1 =
6
1
5
3
|
8.
19 – 9 =
9
15
10
14
|
|
9.
18 – 13 =
9
10
3
5
|
10.
? – 4 = 5
9
14
3
4
|
11.
9 – 5 =
1
4
5
9
|
12.
? – 16 = 4
17
7
10
20
|
|
13.
9 – 8 =
2
3
4
1
|
14.
3 – 0 =
5
4
3
6
|
15.
7 – 3 =
3
4
7
9
|
16.
2 – 1 =
2
4
6
1
|
|
17.
18 – 13 =
3
5
6
2
|
18.
? – 1 = 7
1
13
8
4
|
19.
? – 2 = 0
5
2
3
4
|
20.
15 – 9 =
9
1
6
4
|
|
1.
11 – 5 =
11
9
6
4
|
2.
16 – 11 =
4
7
5
1
|
3.
15 – 14 =
1
4
3
5
|
4.
? – 12 = 6
23
13
21
18
|
|
5.
7 – 7 =
5
0
1
3
|
6.
14 – 10 =
8
1
7
4
|
7.
2 – 1 =
6
1
5
3
|
8.
19 – 9 =
9
15
10
14
|
|
9.
18 – 13 =
9
10
3
5
|
10.
? – 4 = 5
9
14
3
4
|
11.
9 – 5 =
1
4
5
9
|
12.
? – 16 = 4
17
7
10
20
|
|
13.
9 – 8 =
2
3
4
1
|
14.
3 – 0 =
5
4
3
6
|
15.
7 – 3 =
3
4
7
9
|
16.
2 – 1 =
2
4
6
1
|
|
17.
18 – 13 =
3
5
6
2
|
18.
? – 1 = 7
1
13
8
4
|
19.
? – 2 = 0
5
2
3
4
|
20.
15 – 9 =
9
1
6
4
|