1.
17 – 11 =
6
2
|
2.
17 – 14 =
1
3
|
3.
21 – 20 =
1
2
|
4.
18 – 9 =
9
10
|
5.
9 – 3 =
7
6
|
6.
93 – 43 =
55
50
|
7.
10 – 9 =
1
6
|
8.
33 – 24 =
9
5
|
9.
19 – 19 =
0
4
|
10.
83 – 0 =
83
8
|
11.
25 – 19 =
6
9
|
12.
12 – 10 =
2
1
|
13.
65 – 29 =
36
28
|
14.
75 – 42 =
33
28
|
15.
95 – 45 =
50
13
|
16.
64 – 58 =
9
6
|
17.
72 – 10 =
56
62
|
18.
26 – 18 =
8
10
|
19.
64 – 57 =
8
7
|
20.
64 – 22 =
10
42
|
1.
17 – 11 =
6
2
|
2.
17 – 14 =
1
3
|
3.
21 – 20 =
1
2
|
4.
18 – 9 =
9
10
|
5.
9 – 3 =
7
6
|
6.
93 – 43 =
55
50
|
7.
10 – 9 =
1
6
|
8.
33 – 24 =
9
5
|
9.
19 – 19 =
0
4
|
10.
83 – 0 =
83
8
|
11.
25 – 19 =
6
9
|
12.
12 – 10 =
2
1
|
13.
65 – 29 =
36
28
|
14.
75 – 42 =
33
28
|
15.
95 – 45 =
50
13
|
16.
64 – 58 =
9
6
|
17.
72 – 10 =
56
62
|
18.
26 – 18 =
8
10
|
19.
64 – 57 =
8
7
|
20.
64 – 22 =
10
42
|