Platzhalteraufgaben [2]
Minusrechnen
1.
–
0
=
20
2.
–
83
=
13
3.
–
87
=
11
4.
–
1
=
5
5.
–
16
=
23
6.
–
18
=
45
7.
–
62
=
12
8.
–
49
=
34
9.
–
0
=
3
10.
–
11
=
8
11.
–
18
=
59
12.
–
10
=
0
13.
–
5
=
83
14.
–
47
=
3
15.
–
16
=
7
16.
–
34
=
57
17.
–
54
=
18
18.
–
10
=
86
19.
–
20
=
8
20.
–
9
=
51
21.
–
9
=
26
22.
–
1
=
6
23.
–
56
=
28
24.
–
58
=
36
25.
–
31
=
37
26.
–
67
=
24
27.
–
7
=
33
28.
–
0
=
9
29.
–
12
=
32
30.
–
8
=
4
31.
–
1
=
8
32.
–
7
=
6
33.
–
30
=
61
34.
–
13
=
28
35.
–
23
=
6
36.
–
61
=
11