
errechnen
to calculate
To determine a result through a mathematical calculation; to calculate something.
Können Sie mir bitte die genaue Summe aller Kosten errechnen?
Could you please calculate the exact total of all the costs for me?
to calculate
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to calculate
To determine a result through a mathematical calculation; to calculate something.
Können Sie mir bitte die genaue Summe aller Kosten errechnen?
Could you please calculate the exact total of all the costs for me?
'Errechnen' (to calculate) has the inseparable prefix 'er-'. This prefix often means that you achieve a result through an action. So 'errechnen' means to arrive at a result by calculating.
Der Computer hat den schnellsten Weg für uns errechnet.
The computer calculated the fastest route for us.
The verb 'errechnen' (to calculate) is transitive and always needs an accusative object: the thing being calculated. Optionally, a person in the dative can be added, for whom something is being calculated.
Ich habe den Gesamtbetrag errechnet.
I calculated the total amount.
Common objects for 'errechnen' (to calculate) are financial or mathematical values. Typical combinations are 'die Kosten errechnen' (to calculate the costs), 'den Gewinn errechnen' (to calculate the profit), 'den Durchschnitt errechnen' (to calculate the average), or 'den Wert errechnen' (to calculate the value).
Das Unternehmen muss den zu erwartenden Gewinn für das nächste Quartal errechnen.
The company has to calculate the expected profit for the next quarter.
to calculate / charge
Both verbs can refer to determining a value mathematically. Berechnen often puts the quantity to be determined in the foreground, while errechnen emphasizes the result obtained from a calculation. For a specific result, errechnen is therefore often especially suitable.

Aus den Messdaten errechnet die Software einen Verbrauch von 6,2 Litern.
Based on the measurement data, the software calculates a fuel consumption of 6.2 liters.
Die Software berechnet den durchschnittlichen Verbrauch des Autos.
The software calculates the car's average fuel consumption.