Verdoppeln 1 Verdopple. 1 2 3 4 5 6 7 8 91020304050 2 Verdoppeln 27 2 1 2 4 3 5 7 9 Verdoppelungstürme 3 12 +12 = Verdopple. 12 17 19 45 47 49 23 34 36 4 Immer das Doppelte. Was fällt dir auf? 3 4 5 6 3 3 4 4 5 5 6 6 = = = = = = = = = = = = 2 2 2 4 2 8 4 8 4 8 4 8 4 6 8 10 2 3 4 5 = = = = = = = = 12 12 16 30 12 12 16 30 : : : : : : : : 6
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