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