Platzhalteraufgaben [1]
Minusrechnen
1.
–
1
=
2
2.
–
15
=
23
3.
–
8
=
12
4.
–
1
=
23
5.
–
10
=
34
6.
–
3
=
71
7.
–
5
=
73
8.
–
20
=
44
9.
–
41
=
5
10.
–
11
=
6
11.
–
63
=
23
12.
–
25
=
47
13.
–
63
=
7
14.
–
11
=
58
15.
–
33
=
3
16.
–
19
=
5
17.
–
39
=
34
18.
–
43
=
20
19.
–
24
=
72
20.
–
1
=
22
21.
–
65
=
9
22.
–
2
=
4
23.
–
16
=
19
24.
–
5
=
7
25.
–
31
=
22
26.
–
44
=
18
27.
–
42
=
12
28.
–
5
=
0
29.
–
67
=
23
30.
–
1
=
75
31.
–
6
=
7
32.
–
15
=
38
33.
–
56
=
41
34.
–
21
=
32
35.
–
0
=
25
36.
–
50
=
18