Video: Converting Hours to Minutes

How many minutes are there in 76 and a half hours?

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Video Transcript

How many minutes are there in 76 and a half hours?

We know that there are 60 minutes in one hour. This means that in order to calculate the number of minutes in 76 hours we need to multiply 76 by 60. There are lots of methods we could use to work out the calculation. In this case, we will use the grid method. In order to do this, we split the 76 into its tens and ones components, 70 and six.

Seven multiplied by six is equal to 42. Therefore, 70 multiplied by 60 is 4200 as we add the two zeros on the end. Six multiplied by six is equal to 36. So, six multiplied by 60 is 360. We then need to add our two values, 420 and 360. 76 multiplied by 60 is equal to 4560. We needed to calculate the number of minutes in 76 and a half hours. And we know there are 30 minutes in half an hour. Adding 30 to 4560 gives us a total number of minutes of 4590.

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