Platzhalteraufgaben [2]
Minusrechnen
1.
–
20
=
614
2.
–
70
=
488
3.
–
20
=
602
4.
–
10
=
452
5.
–
90
=
120
6.
–
40
=
533
7.
–
40
=
939
8.
–
10
=
538
9.
–
10
=
833
10.
–
70
=
863
11.
–
10
=
262
12.
–
10
=
474
13.
–
40
=
257
14.
–
50
=
103
15.
–
60
=
563
16.
–
50
=
916
17.
–
50
=
149
18.
–
10
=
275
19.
–
70
=
864
20.
–
30
=
900
21.
–
20
=
770
22.
–
100
=
27
23.
–
30
=
958
24.
–
90
=
108
25.
–
70
=
423
26.
–
20
=
792
27.
–
50
=
848
28.
–
60
=
131
29.
–
30
=
377
30.
–
80
=
173
31.
–
40
=
794
32.
–
90
=
619
33.
–
10
=
895
34.
–
50
=
805
35.
–
70
=
743
36.
–
20
=
181