Platzhalteraufgaben [1]
Minusrechnen
1.
–
60
=
675
2.
–
90
=
790
3.
–
20
=
583
4.
–
40
=
610
5.
–
30
=
843
6.
–
90
=
679
7.
–
90
=
408
8.
–
30
=
839
9.
–
60
=
301
10.
–
70
=
196
11.
–
60
=
752
12.
–
60
=
688
13.
–
90
=
487
14.
–
10
=
326
15.
–
80
=
391
16.
–
40
=
252
17.
–
80
=
509
18.
–
80
=
359
19.
–
100
=
76
20.
–
90
=
749
21.
–
70
=
732
22.
–
40
=
171
23.
–
90
=
54
24.
–
20
=
791
25.
–
10
=
235
26.
–
90
=
70
27.
–
30
=
124
28.
–
70
=
480
29.
–
100
=
577
30.
–
90
=
694
31.
–
40
=
483
32.
–
20
=
244
33.
–
40
=
932
34.
–
40
=
734
35.
–
70
=
103
36.
–
10
=
907