Platzhalteraufgaben [1]
Minusrechnen
1.
–
100
=
387
2.
–
50
=
716
3.
–
10
=
193
4.
–
10
=
857
5.
–
30
=
263
6.
–
70
=
657
7.
–
30
=
222
8.
–
50
=
924
9.
–
10
=
423
10.
–
90
=
624
11.
–
60
=
537
12.
–
90
=
128
13.
–
90
=
827
14.
–
30
=
834
15.
–
100
=
864
16.
–
30
=
617
17.
–
90
=
625
18.
–
20
=
373
19.
–
40
=
954
20.
–
20
=
581
21.
–
40
=
809
22.
–
100
=
447
23.
–
50
=
488
24.
–
90
=
82
25.
–
40
=
613
26.
–
10
=
298
27.
–
70
=
636
28.
–
80
=
495
29.
–
90
=
266
30.
–
80
=
789
31.
–
30
=
964
32.
–
50
=
74
33.
–
40
=
867
34.
–
20
=
488
35.
–
100
=
680
36.
–
40
=
947