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