Übe die 3er-Reihe [1]
Einmaleins
1.
•
=
3
8
________
2.
•
=
3
10
________
3.
•
=
3
1
________
4.
•
=
3
3
________
5.
•
=
3
6
________
6.
•
=
3
9
________
7.
•
=
3
15
________
8.
•
=
3
3
________
9.
•
=
3
7
________
10.
•
=
3
6
________
11.
•
=
3
2
________
12.
•
=
3
1
________
13.
•
=
3
2
________
14.
•
=
3
12
________
15.
•
=
3
6
________
16.
•
=
3
12
________
17.
•
=
3
4
________
18.
•
=
3
3
________
19.
•
=
3
3
________
20.
•
=
3
7
________
21.
•
=
3
3
________
22.
•
=
3
6
________
23.
•
=
3
6
________
24.
•
=
3
6
________