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