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