5hrs [&) 30min - 2hrs [&) 50min=
[WORK;)
5x60=300 [60 because there are 60 mints in 1 hour)
300+30= 330 [300 from 5x60. [&) 30 from 5hrs [&) 30min)
save the 330 for later
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2x60= 120 [I got the 2 from the '2hrs [&) 50 min')
120+50= 170 [120 from 2x60 [&) 50 from '2hrs [&) 50 min')
save the 170 for the subtraction.
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so now yu subtract!
330-170= 160 [130 from '5 hrs [&) 30 min' [&) 170 from '2 hrs [&) 50 min')
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Your final answer is 160!
8:30 minus 60 minutes is 7:30 830 minutes minus 60 minutes is 770 minutes.
2 hours and 75 minutes= 3 hours and 15 minutes.
2 hours 30 minutes
There are 60 seconds in one minute. There are 60 minutes in one hour. Therefore, 5 hours 30 minutes is equal to (5 x 60 x 60) + (30 x 60) = 19800 seconds.
7 hours and 30 minutes is 7.5 hours.
3 hours 40 minutes.
(20 hours 30 minutes) - (5 hours 45 minutes) = 14 hours 45 minutes.
12 hours 30 minutes
23 hours 15 minutes minus 45 minutes is 22 hours 30 minutes.
6 hours 15 minutes.
10 hours 18 minutes
7 hours 12 minutes - 3 hours 30 minutes = 3 hours 42 minutes
210 minutes is equal to 3.5 hours, or 3 hours and 30 minutes.
1 hour 45 minutes.
The result is 12 days 18 hours 50 minutes 58.56 seconds.
30 minutes
330 minutes is 5 hours and 30 minutes.