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