달러였다

In a sentence

• 그는 물건을 살 때 항상 달러로 계산했다.

  He always paid in dollars when buying items.

  In this sentence, '달러였다' refers to the currency used for payment, indicating that the transactions were conducted using dollars.

• 지난주에 환율이 1달러였다.

  Last week, the exchange rate was 1 dollar.

  Here, '달러였다' conveys the amount in dollars that is being referenced, specifically the value at an exchange rate.

• 그녀가 받은 금액은 정확히 100달러였다.

  The amount she received was exactly 100 dollars.

  In this example, '달러였다' denotes the exact monetary amount in dollars that was received by someone.