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