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