日常

時間計算機

時・分・秒の時間値を加減算

使い方
  1. Enter a 開始時刻.
  2. Enter an 終了時刻.
  3. Click Calculate Duration to see the exact time difference between the two times.

計算式

The duration is calculated by finding the difference between the end time and start time. If the end time is earlier than the start time, it is assumed to be on the following day.