Übe die 7er-Reihe [5]
Einmaleins
|
1.
1
• 7 =
42
35
7
56
|
2.
9
• 7 =
14
35
70
63
|
3.
5
• 7 =
35
63
14
42
|
4.
7
• 7 =
56
49
28
63
|
|
5.
10
• 7 =
56
70
28
63
|
6.
1
• 7 =
21
7
70
63
|
7.
3
• 7 =
28
21
7
70
|
8.
1
• 7 =
7
70
21
49
|
|
9.
2
• 7 =
35
70
42
14
|
10.
2
• 7 =
14
28
35
42
|
11.
2
• 7 =
28
14
35
56
|
12.
5
• 7 =
49
35
63
7
|
|
13.
9
• 7 =
7
28
63
21
|
14.
9
• 7 =
63
42
14
35
|
15.
3
• 7 =
70
21
28
63
|
16.
1
• 7 =
14
7
56
35
|
|
17.
10
• 7 =
63
35
70
21
|
18.
9
• 7 =
42
49
63
56
|
19.
2
• 7 =
21
14
35
28
|
20.
9
• 7 =
42
56
70
63
|