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