Platzhalteraufgaben [1]
Minusrechnen
1.
–
3
=
0
2.
–
23
=
27
3.
–
24
=
13
4.
–
45
=
5
5.
–
16
=
4
6.
–
19
=
31
7.
–
7
=
15
8.
–
19
=
12
9.
–
5
=
25
10.
–
3
=
4
11.
–
19
=
8
12.
–
2
=
21
13.
–
4
=
19
14.
–
14
=
32
15.
–
10
=
34
16.
–
19
=
17
17.
–
8
=
13
18.
–
35
=
9
19.
–
9
=
1
20.
–
14
=
3
21.
–
5
=
23
22.
–
18
=
0
23.
–
15
=
5
24.
–
0
=
6
25.
–
9
=
34
26.
–
1
=
3
27.
–
38
=
5
28.
–
15
=
4
29.
–
14
=
23
30.
–
40
=
4
31.
–
14
=
4
32.
–
2
=
0
33.
–
13
=
12
34.
–
6
=
31
35.
–
4
=
21
36.
–
7
=
38