0.75
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45 minutes is three fourths (3/4) of an hour.
This can be calculated using simple algebra. First one must convert one hour to minuets. Since one hour is sixty minuets you are solving for what fraction is 45 out of 60. The greatest common denominator between 45 and sixty is 15. 15 goes into 45 three times and into 60 four times. Therefore the final fraction is three fourths.
To find the fraction of 1 hour that is 45 minutes, we need to recognize that there are 60 minutes in 1 hour. Therefore, the fraction of 1 hour that is 45 minutes can be calculated as 45 minutes out of 60 minutes, which simplifies to 3/4. So, 45 minutes is 3/4 of 1 hour.
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1\2
It is: 45/60 which is 3/4 of an hour in its simplest form
you can say that 1 hour 45 minutes is the same as 1 hour and 45 over 60 minutes. since there is 60 minutes in an hour you can write it this way and it still means the same thing. if you take the fraction 45/60 that is equal to 3 over 4 45 / 60 = .75 3 / 4 = .75 so 1 and 3 over 4 is another way of saying 1hour and 45 minutes.
45/1 minutes
1 hour and 45 minutes equal exactly 1 hour and 45 minutes. If you prefer fractions, it is 1 and 3/4 hours.