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