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