Platzhalteraufgaben [1]
Minusrechnen
1.
–
53
=
39
2.
–
63
=
0
3.
–
77
=
10
4.
–
15
=
60
5.
–
20
=
31
6.
–
5
=
81
7.
–
4
=
0
8.
–
68
=
16
9.
–
46
=
14
10.
–
1
=
1
11.
–
35
=
53
12.
–
34
=
27
13.
–
0
=
5
14.
–
10
=
27
15.
–
65
=
6
16.
–
4
=
8
17.
–
45
=
54
18.
–
34
=
65
19.
–
38
=
1
20.
–
13
=
52
21.
–
23
=
2
22.
–
50
=
25
23.
–
8
=
57
24.
–
45
=
23
25.
–
74
=
11
26.
–
8
=
83
27.
–
39
=
35
28.
–
35
=
30
29.
–
22
=
21
30.
–
41
=
13
31.
–
34
=
3
32.
–
63
=
15
33.
–
16
=
4
34.
–
37
=
45
35.
–
2
=
59
36.
–
68
=
20
Platzhalteraufgaben [1]
| ANTWORTEN
Minusrechnen
1.
92
–
53
=
39
2.
63
–
63
=
0
3.
87
–
77
=
10
4.
75
–
15
=
60
5.
51
–
20
=
31
6.
86
–
5
=
81
7.
4
–
4
=
0
8.
84
–
68
=
16
9.
60
–
46
=
14
10.
2
–
1
=
1
11.
88
–
35
=
53
12.
61
–
34
=
27
13.
5
–
0
=
5
14.
37
–
10
=
27
15.
71
–
65
=
6
16.
12
–
4
=
8
17.
99
–
45
=
54
18.
99
–
34
=
65
19.
39
–
38
=
1
20.
65
–
13
=
52
21.
25
–
23
=
2
22.
75
–
50
=
25
23.
65
–
8
=
57
24.
68
–
45
=
23
25.
85
–
74
=
11
26.
91
–
8
=
83
27.
74
–
39
=
35
28.
65
–
35
=
30
29.
43
–
22
=
21
30.
54
–
41
=
13
31.
37
–
34
=
3
32.
78
–
63
=
15
33.
20
–
16
=
4
34.
82
–
37
=
45
35.
61
–
2
=
59
36.
88
–
68
=
20