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