53 1 2 Minusaufgaben bis 20 11− 3 = 11− = 10 10− = 13− 8 = 13− = 10 10− = 14− 6 = 14− = 10 10− = 13− 7 = 13− = 10 10− = 17− 9 = 17− = 10 10− = 15− 7 = 15− = 10 10− = 3 4 6 16− 8 = 16− = 10 10− = 15− 9 = 15− = 10 10− = 12− 4 = 12− = 10 10− = Nur zu Prüfzwecken – Eigentum des Verlags öbv
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