One hour is 60 minutes so one and a half hour is 60 + 30=90 minutes
15 min.
We write .5 or 0.5 as the decimal for one half.
12 hour
30 minutes = half an hour, because 60 minutes are one hour.
One half of an hour.
One and a half hour is 90 minutes.
One and one half or One and a half
One hour is 60 minutes so one and a half hour is 60 + 30=90 minutes
15 min.
We write .5 or 0.5 as the decimal for one half.
My work will be completed in an hour and a half.
12 hour
30 minutes = half an hour, because 60 minutes are one hour.
.25
There are 30 minutes in half an hour and 15 minutes in a quarter of an hour
0.5 is one half in metric