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