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