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