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