Platzhalteraufgaben [1]
Minusrechnen
1.
–
10
=
605
2.
–
20
=
768
3.
–
30
=
806
4.
–
30
=
300
5.
–
50
=
109
6.
–
40
=
358
7.
–
70
=
352
8.
–
40
=
583
9.
–
10
=
105
10.
–
80
=
543
11.
–
90
=
794
12.
–
10
=
352
13.
–
40
=
270
14.
–
20
=
906
15.
–
60
=
250
16.
–
50
=
481
17.
–
70
=
430
18.
–
30
=
922
19.
–
100
=
893
20.
–
90
=
28
21.
–
20
=
740
22.
–
70
=
378
23.
–
10
=
110
24.
–
30
=
707
25.
–
80
=
599
26.
–
100
=
590
27.
–
80
=
535
28.
–
90
=
403
29.
–
100
=
611
30.
–
50
=
446
31.
–
80
=
191
32.
–
80
=
375
33.
–
100
=
332
34.
–
90
=
610
35.
–
50
=
298
36.
–
70
=
838