SOLUTION: The sun rises at 5:45 AM and sets at 8:12 PM. How many hrs of sunlight? I know the answer is 14.45 but don't know how to show this...to show thw work.

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: The sun rises at 5:45 AM and sets at 8:12 PM. How many hrs of sunlight? I know the answer is 14.45 but don't know how to show this...to show thw work.      Log On


   

Question 441179: The sun rises at 5:45 AM and sets at 8:12 PM. How many hrs of sunlight? I know the answer is 14.45 but don't know how to show this...to show thw work.
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Convert 8:12 to a 24-hour time, i.g. 20:12.

20:12 - 5:45

Subtract. However, when you carry (change 20 to 19), be sure to add 60 instead of 100 since there are 60 minutes in an hour.
20:12 - 05:45 = 19:72 - 05:45 = 14:27.