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