# 開始時間 結束時間 休息時間（分鐘） 小時
1 8h 00m
結果
總工作時間
8h 00m
十進制小時
8.00
總分鐘數
480
Decimal hours are what most payroll systems expect: 7 hours 30 minutes is 7.50 hours, and 15 minutes is 0.25 hours. An end time earlier than the start time is counted as a shift that runs past midnight.