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