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