Platzhalteraufgaben [2]
Minusrechnen
1.
–
40
=
355
2.
–
90
=
452
3.
–
40
=
863
4.
–
20
=
236
5.
–
60
=
144
6.
–
70
=
209
7.
–
100
=
896
8.
–
20
=
287
9.
–
90
=
489
10.
–
10
=
180
11.
–
20
=
227
12.
–
90
=
235
13.
–
90
=
143
14.
–
30
=
92
15.
–
100
=
94
16.
–
60
=
405
17.
–
30
=
471
18.
–
60
=
52
19.
–
30
=
189
20.
–
30
=
127
21.
–
50
=
720
22.
–
40
=
344
23.
–
80
=
52
24.
–
20
=
652
25.
–
60
=
878
26.
–
80
=
85
27.
–
40
=
397
28.
–
30
=
112
29.
–
40
=
652
30.
–
60
=
366
31.
–
70
=
600
32.
–
90
=
640
33.
–
90
=
48
34.
–
80
=
127
35.
–
80
=
71
36.
–
30
=
825