Platzhalteraufgaben [2]
Minusrechnen
1.
–
20
=
288
2.
–
70
=
786
3.
–
100
=
206
4.
–
20
=
128
5.
–
10
=
517
6.
–
60
=
794
7.
–
50
=
872
8.
–
100
=
600
9.
–
30
=
187
10.
–
90
=
76
11.
–
90
=
94
12.
–
30
=
550
13.
–
80
=
536
14.
–
80
=
406
15.
–
40
=
228
16.
–
100
=
324
17.
–
80
=
558
18.
–
20
=
572
19.
–
60
=
892
20.
–
100
=
382
21.
–
40
=
418
22.
–
50
=
327
23.
–
60
=
164
24.
–
40
=
114
25.
–
100
=
729
26.
–
60
=
677
27.
–
60
=
410
28.
–
80
=
573
29.
–
50
=
767
30.
–
30
=
719
31.
–
30
=
869
32.
–
80
=
908
33.
–
30
=
491
34.
–
60
=
636
35.
–
10
=
302
36.
–
80
=
316