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