Platzhalteraufgaben [2]
Minusrechnen
1.
–
1
=
2
2.
–
8
=
22
3.
–
17
=
55
4.
–
29
=
20
5.
–
6
=
21
6.
–
12
=
21
7.
–
9
=
19
8.
–
2
=
31
9.
–
4
=
51
10.
–
44
=
20
11.
–
16
=
22
12.
–
12
=
52
13.
–
17
=
3
14.
–
45
=
6
15.
–
44
=
8
16.
–
28
=
43
17.
–
4
=
66
18.
–
79
=
16
19.
–
24
=
74
20.
–
10
=
7
21.
–
13
=
5
22.
–
1
=
58
23.
–
50
=
33
24.
–
20
=
25
25.
–
22
=
31
26.
–
23
=
39
27.
–
55
=
9
28.
–
27
=
6
29.
–
2
=
43
30.
–
10
=
8
31.
–
12
=
10
32.
–
0
=
8
33.
–
21
=
27
34.
–
44
=
7
35.
–
11
=
12
36.
–
1
=
1