public function getPrices(): UnitOfMeasureValueObject 	{ 		$odd = MathMoneyOperations::calculate('1', $this->conversionToQuantity, '/'); 		$pricePerKg = MathMoneyOperations::calculate($odd, $this->price, '*');  		return new UnitOfMeasureValueObject((string) $this->price, $pricePerKg, $this->alternativeUnitOfMeasure, $this->conversionToQuantity); 	}