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