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