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