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