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