Platzhalteraufgaben [1]
Minusrechnen
1.
–
3
=
27
2.
–
2
=
40
3.
–
12
=
8
4.
–
17
=
0
5.
–
12
=
5
6.
–
15
=
12
7.
–
7
=
9
8.
–
4
=
2
9.
–
7
=
36
10.
–
0
=
6
11.
–
10
=
10
12.
–
3
=
6
13.
–
12
=
6
14.
–
3
=
11
15.
–
18
=
11
16.
–
49
=
1
17.
–
11
=
29
18.
–
19
=
5
19.
–
12
=
7
20.
–
5
=
0
21.
–
18
=
25
22.
–
26
=
17
23.
–
11
=
24
24.
–
18
=
1
25.
–
0
=
29
26.
–
3
=
12
27.
–
1
=
1
28.
–
27
=
6
29.
–
2
=
3
30.
–
14
=
28
31.
–
8
=
0
32.
–
41
=
1
33.
–
33
=
12
34.
–
5
=
4
35.
–
19
=
27
36.
–
12
=
12
Platzhalteraufgaben [1]
| ANTWORTEN
Minusrechnen
1.
30
–
3
=
27
2.
42
–
2
=
40
3.
20
–
12
=
8
4.
17
–
17
=
0
5.
17
–
12
=
5
6.
27
–
15
=
12
7.
16
–
7
=
9
8.
6
–
4
=
2
9.
43
–
7
=
36
10.
6
–
0
=
6
11.
20
–
10
=
10
12.
9
–
3
=
6
13.
18
–
12
=
6
14.
14
–
3
=
11
15.
29
–
18
=
11
16.
50
–
49
=
1
17.
40
–
11
=
29
18.
24
–
19
=
5
19.
19
–
12
=
7
20.
5
–
5
=
0
21.
43
–
18
=
25
22.
43
–
26
=
17
23.
35
–
11
=
24
24.
19
–
18
=
1
25.
29
–
0
=
29
26.
15
–
3
=
12
27.
2
–
1
=
1
28.
33
–
27
=
6
29.
5
–
2
=
3
30.
42
–
14
=
28
31.
8
–
8
=
0
32.
42
–
41
=
1
33.
45
–
33
=
12
34.
9
–
5
=
4
35.
46
–
19
=
27
36.
24
–
12
=
12