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