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