1.
8 – 2 =
11
4
6
8
|
2.
? – 5 = 0
7
5
10
8
|
3.
16 – 16 =
0
1
4
2
|
4.
? – 5 = 2
8
7
12
5
|
5.
14 – 2 =
13
14
12
10
|
6.
15 – 4 =
6
9
11
7
|
7.
? – 12 = 4
16
7
18
15
|
8.
2 – 0 =
6
7
2
5
|
9.
? – 20 = 0
12
20
2
14
|
10.
8 – 7 =
4
1
3
6
|
11.
18 – 1 =
14
6
17
22
|
12.
18 – 16 =
1
2
6
3
|
13.
? – 7 = 6
12
9
16
13
|
14.
18 – 16 =
6
2
4
1
|
15.
16 – 5 =
5
6
7
11
|
16.
? – 9 = 10
11
18
24
19
|
17.
? – 5 = 6
11
12
9
6
|
18.
19 – 18 =
2
1
5
3
|
19.
15 – 13 =
2
4
1
7
|
20.
? – 0 = 7
9
7
4
5
|
1.
8 – 2 =
11
4
6
8
|
2.
? – 5 = 0
7
5
10
8
|
3.
16 – 16 =
0
1
4
2
|
4.
? – 5 = 2
8
7
12
5
|
5.
14 – 2 =
13
14
12
10
|
6.
15 – 4 =
6
9
11
7
|
7.
? – 12 = 4
16
7
18
15
|
8.
2 – 0 =
6
7
2
5
|
9.
? – 20 = 0
12
20
2
14
|
10.
8 – 7 =
4
1
3
6
|
11.
18 – 1 =
14
6
17
22
|
12.
18 – 16 =
1
2
6
3
|
13.
? – 7 = 6
12
9
16
13
|
14.
18 – 16 =
6
2
4
1
|
15.
16 – 5 =
5
6
7
11
|
16.
? – 9 = 10
11
18
24
19
|
17.
? – 5 = 6
11
12
9
6
|
18.
19 – 18 =
2
1
5
3
|
19.
15 – 13 =
2
4
1
7
|
20.
? – 0 = 7
9
7
4
5
|