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