there are several ways, 11/2 would be the main one though.
1/2
1/2 1:2 .5 one half One half, 0.5, 1/2, 50%.
One and a half meter is written as 1 1/2 meters or 1.5 meters.
1/2 of 1/100 = 1/200
To write seven and a half hours, you can express it as 7.5 hours or as 7 hours and 30 minutes. This is a decimal representation of time where the whole number represents the hours and the decimal represents the fraction of an hour in terms of minutes. It is a common way to express time in a more precise and standardized format.
1/2 hour 30 minutes 0.5 hours
1/2
1 1/2
1.5
0.5%
1/2
1/2 1:2 .5 one half One half, 0.5, 1/2, 50%.
1/2 = .5 1/2 is a half a whole, and one whole number is 1. so half is 0.5
One and a half meter is written as 1 1/2 meters or 1.5 meters.
The half-life of Alli (orlistat) is around 1 to 2 hours. This means that it takes about 1 to 2 hours for half of the drug to be eliminated from the body.
1 and one half billion can be written as 1.5 billion.
You could write 2 1/2 or 2.5.