to round
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to round
In mathematics, to replace a number with another, usually simpler number that is close to it. You can round up or down to the nearest whole number, to a specific decimal place, or to multiples of 10, 100, etc.
Für die Berechnung runden wir das Ergebnis auf zwei Nachkommastellen.
For the calculation, we round the result to two decimal places.
to round
To bring something into a round or rounded shape. This can happen through machining, shaping, or adding material.
Der Schreiner muss die scharfen Kanten des Tisches noch runden.
The carpenter still has to round the sharp edges of the table.
to round off
To complete something or bring it to a harmonious conclusion. Often used in connection with an experience, a meal, or a program.
Ein gutes Dessert rundet das festliche Abendessen perfekt.
A good dessert perfectly rounds off the festive dinner.
The verb 'runden' (to round) is derived from the adjective 'rund' (round). The basic idea of making something 'rund' (round) appears in all meanings: a number (less 'angular'), an edge (physically round), or an experience (harmoniously completed).
Der Architekt möchte die Ecken des Gebäudes runden.
The architect wants to round the corners of the building.
You can recognize the meaning of 'runden' (to round) from the context. If it is about numbers and calculations, the mathematical meaning is intended. With physical objects like wood or stone, it is about the shape. With abstract things like an evening or meal, it is about a harmonious conclusion.
Bitte runden Sie die Zahl auf eine ganze Zahl.
Please round the number to a whole number.
In the mathematical meaning, 'runden' (to round) is always used with the preposition 'auf' and the accusative. This indicates the target of the rounding.
Wir müssen das Ergebnis auf die zweite Nachkommastelle runden.
We have to round the result to the second decimal place.
In the abstract meaning, 'runden' (to round off) is often used to describe a positive ending. Typical combinations are 'den Abend runden' (to round off the evening), 'das Erlebnis runden' (to round off the experience), or 'das Gesamtbild runden' (to round off the overall picture).
Ein Spaziergang am See rundete den perfekten Tag ab.
A walk by the lake rounded off the perfect day.
to lock / to complete
Both words can refer to bringing an experience or program to an end. „Abschließen“ describes the act of finishing it, while „runden“ additionally emphasizes a fitting or harmonious final touch. For simply bringing something to an end, use „abschließen“; when the final part provides a satisfying conclusion, „runden“ is often the better choice.
Ein gemeinsames Lied rundet das Programm harmonisch ab.
A song sung together rounds off the program harmoniously.
Die Moderatorin schließt das Programm mit einer kurzen Zusammenfassung ab.
The host concludes the program with a short summary.
