Platzhalteraufgaben bis 20 [1]
Minusrechnen
1.
–
9
=
3
2.
–
1
=
0
3.
–
3
=
4
4.
–
15
=
0
5.
–
16
=
4
6.
–
6
=
7
7.
–
11
=
0
8.
–
12
=
4
9.
–
0
=
5
10.
–
10
=
10
11.
–
6
=
7
12.
–
8
=
9
13.
–
10
=
5
14.
–
3
=
9
15.
–
1
=
17
16.
–
16
=
1
17.
–
3
=
6
18.
–
4
=
3
19.
–
0
=
10
20.
–
0
=
12
21.
–
2
=
3
22.
–
5
=
0
23.
–
12
=
1
24.
–
1
=
7
25.
–
5
=
0
26.
–
7
=
4
27.
–
12
=
2
28.
–
1
=
0
29.
–
1
=
19
30.
–
5
=
6
31.
–
1
=
16
32.
–
2
=
18
33.
–
3
=
16
34.
–
2
=
1
35.
–
2
=
5
36.
–
3
=
10
Platzhalteraufgaben bis 20 [1]
| ANTWORTEN
Minusrechnen
1.
12
–
9
=
3
2.
1
–
1
=
0
3.
7
–
3
=
4
4.
15
–
15
=
0
5.
20
–
16
=
4
6.
13
–
6
=
7
7.
11
–
11
=
0
8.
16
–
12
=
4
9.
5
–
0
=
5
10.
20
–
10
=
10
11.
13
–
6
=
7
12.
17
–
8
=
9
13.
15
–
10
=
5
14.
12
–
3
=
9
15.
18
–
1
=
17
16.
17
–
16
=
1
17.
9
–
3
=
6
18.
7
–
4
=
3
19.
10
–
0
=
10
20.
12
–
0
=
12
21.
5
–
2
=
3
22.
5
–
5
=
0
23.
13
–
12
=
1
24.
8
–
1
=
7
25.
5
–
5
=
0
26.
11
–
7
=
4
27.
14
–
12
=
2
28.
1
–
1
=
0
29.
20
–
1
=
19
30.
11
–
5
=
6
31.
17
–
1
=
16
32.
20
–
2
=
18
33.
19
–
3
=
16
34.
3
–
2
=
1
35.
7
–
2
=
5
36.
13
–
3
=
10