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