Hay varias maneras de referirse a cantidades.
en... | by ... | |
---|---|---|
Vinieron de tres en tres. | They came by threes. | |
Lo comprarón por centenares. | They bought it by hundreds. |
en... | in ... | |
---|---|---|
Estaban empaquetados en paquetes de diez piezas. | They were packed in tens. | |
Siempre los coleccionó de tres en tres. | He collected everything in threes. |
by ... | ||
---|---|---|
Eramos tres. | There were three of us. | |
Eran diez. | There were ten of them. |