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