Platzhalteraufgaben [1]

Minusrechnen
1.
–
4
=
20
2.
–
28
=
22
3.
–
29
=
4
4.
–
54
=
6
5.
–
39
=
16
6.
–
8
=
50
7.
–
72
=
15
8.
–
88
=
5
9.
–
2
=
4
10.
–
4
=
0
11.
–
2
=
74
12.
–
0
=
8
13.
–
1
=
36
14.
–
18
=
52
15.
–
35
=
41
16.
–
31
=
39
17.
–
27
=
8
18.
–
14
=
46
19.
–
7
=
14
20.
–
4
=
81
21.
–
0
=
2
22.
–
4
=
10
23.
–
16
=
19
24.
–
25
=
15
25.
–
60
=
32
26.
–
7
=
17
27.
–
0
=
7
28.
–
2
=
9
29.
–
0
=
6
30.
–
6
=
26
31.
–
19
=
33
32.
–
38
=
35
33.
–
6
=
11
34.
–
27
=
33
35.
–
8
=
1
36.
–
68
=
21

Platzhalteraufgaben [1]
| ANTWORTEN

Minusrechnen
1.
24
–
4
=
20
2.
50
–
28
=
22
3.
33
–
29
=
4
4.
60
–
54
=
6
5.
55
–
39
=
16
6.
58
–
8
=
50
7.
87
–
72
=
15
8.
93
–
88
=
5
9.
6
–
2
=
4
10.
4
–
4
=
0
11.
76
–
2
=
74
12.
8
–
0
=
8
13.
37
–
1
=
36
14.
70
–
18
=
52
15.
76
–
35
=
41
16.
70
–
31
=
39
17.
35
–
27
=
8
18.
60
–
14
=
46
19.
21
–
7
=
14
20.
85
–
4
=
81
21.
2
–
0
=
2
22.
14
–
4
=
10
23.
35
–
16
=
19
24.
40
–
25
=
15
25.
92
–
60
=
32
26.
24
–
7
=
17
27.
7
–
0
=
7
28.
11
–
2
=
9
29.
6
–
0
=
6
30.
32
–
6
=
26
31.
52
–
19
=
33
32.
73
–
38
=
35
33.
17
–
6
=
11
34.
60
–
27
=
33
35.
9
–
8
=
1
36.
89
–
68
=
21