27 21 24 15 Das Einsineins von 3 Einsineins von 3 1 Trage die Zahlen der Dreierreihe ein. -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal 3 3 3 3 3 3 3 3 3 3 3 6 9 12 15 18 21 24 27 30 = = = = = = = = = = in in in in in in in in in in 2 Jeweils 3 Zitronen kommen in ein Netz. 3 Aufgabe und Umkehraufgabe -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal -mal 3 3 3 3 3 3 3 3 3 24 18 12 30 15 3 21 27 9 = = = = = = = = = in in in in in in in in in 4 33
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