Minutes to decimal hours
9 Minutes in Decimal
0.15 hours
9 ÷ 60 = 0.1500 → 0.15 hours
- Four places0.1500
- Percent of an hour15%
- Seconds540
- Share of an 8-hour day1.9%
Where 9 minutes sits in the hour
- exact position
- nearest tenth
- nearest quarter
What each rounding rule records
Hundredths0.15no change
Tenth of an hour0.2+3 mintie: exactly halfway between two tenths, so systems that round halves down record 0.1
Quarter hour0.25+6 min
Hours and 9 minutes
8 hours 9 minutes = 8.15
1 h 9 min1.152 h 9 min2.153 h 9 min3.154 h 9 min4.155 h 9 min5.156 h 9 min6.157 h 9 min7.158 h 9 min8.159 h 9 min9.1510 h 9 min10.1511 h 9 min11.1512 h 9 min12.15
Worth at your hourly rate
9 minutes × $20.00/h = $3.00
Payroll multiplies the decimal hours, not the minutes, by the rate.