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