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Calcuso Standard Package: Casio FX-991 DE X Technical and Scientific Calculator + WYNGS Protective Case Light Grey + Calcuso Book + Extended Warranty from Calcuso: Amazon.de: Stationery & Office Supplies
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Calcuso Standard Package: Casio FX-87DE X Technical-Scientific Calculator + WYNGS Protective Case Black + CALCUSO Book + Extended Warranty from Calcuso: Amazon.de: Stationery & Office Supplies
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