Let’s discuss the question: how many hours is 438 minutes. We summarize all relevant answers in section Q&A of website 1st-in-babies.com in category: Blog MMO. See more related questions in the comments below.

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## How many hours is 1 hour 45 minutes?

To convert time to just hours:

45 minutes is 45 minutes * (1 hour / 60 minutes) = 45/60 hours = **0.75 hours**. 45 seconds is 45 seconds * (1 hour / 3600 seconds) = 45/3600 hours = 0.0125 hours. Adding them all together we have 2 hours + 0.75 hours + 0.0125 hours = 2.7625 hours.

## How many minutes means 1 hour?

There are **60 minutes** in 1 hour.

### How To Add and Subtract Time in Hours and Minutes

### Images related to the topicHow To Add and Subtract Time in Hours and Minutes

## How many minutes are in an hour 24 hours?

Hours | Minutes |
---|---|

23 hr | 1,380 min |

24 hr | 1,440 min |

25 hr | 1,500 min |

26 hr | 1,560 min |

## How long is 1 minute exactly?

The minute is a unit of time usually equal to 160 (the first sexagesimal fraction) of an hour, or **60 seconds**.

## What decimal of 10 hours is a minute?

Minutes | Decimal Hours |
---|---|

9 | 0.150 |

10 |
0.167 |

11 | 0.183 |

12 | 0.200 |

## How do you calculate work hours?

**Follow these steps to calculate worked hours:**

- Determine the start and the end time. …
- Convert the time to military time (24 hours) …
- Transform the minutes in decimals. …
- Subtract the start time from the end time. …
- Subtract the unpaid time taken for breaks.

## How many seconds are in a year?

one year would equal 365 times 24 times 60 times 60 seconds…or **31,536,000 seconds**!

## What time will it be 3/4 hour?

Three fourths of an hour is **45 minutes**.

## How many seconds we have in a day?

There are **86,400 seconds** in a day.

## How long is 48hrs?

48 Hours is **2 Days**.

## How do you calculate payroll minutes?

All you need to do is **divide your minutes by 60**. For example, say your employee worked 20 hours and 15 minutes during the week. Divide your total minutes by 60 to get your decimal. For this pay period, your employee worked 20.25 hours.

## How many minutes are in each day?

There are **24*60** minutes in a day (ignoring the imperfections of the natural world, the Earth and Sun).

### How Many Minutes are there in an Hour?

### Images related to the topicHow Many Minutes are there in an Hour?

## How long is a second?

Since 1967, the second has been defined as exactly “the duration of **9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom**” (at a temperature of 0 K and at mean sea level).

## Why does a minute have 60 seconds?

THE DIVISION of the hour into 60 minutes and of the minute into 60 seconds **comes from the Babylonians who used a sexagesimal (counting in 60s) system for mathematics and astronomy**. They derived their number system from the Sumerians who were using it as early as 3500 BC.

## How do you say 45 minutes in English?

At minute 45, we say it’s “**quarter to**” the next hour. For example, at 5:45, we say it’s “quarter to six” (or 15 minutes before 6:00). At minute 30, we say it’s “half past”. So at 9:30, we would say it’s “half past nine” (or half an hour after 9:00).

## What is the decimal for 45 minutes?

Minutes | Decimal Conversion |
---|---|

45 | 0.75 |

46 |
0.77 |

47 | 0.78 |

48 | 0.80 |

## What is 4 hours and 40 minutes as a decimal?

Time | Hours | Minutes |
---|---|---|

04:20:00 | 4.333 hrs | 260 min |

04:30:00 | 4.5 hrs | 270 min |

04:40:00 | 4.667 hrs |
280 min |

04:50:00 | 4.833 hrs | 290 min |

## How do you write 45 minutes as a decimal?

Answer: 45 minutes in decimal is **0.75**.

## How do you calculate hours and minutes?

**Take your number of minutes and divide by 60.**

- Take your number of minutes and divide by 60. In this example your partial hour is 15 minutes: …
- Add your whole hours back in to get 41.25 hours. So 41 hours, 15 minutes equals 41.25 hours.
- Multiply your rate of pay by decimal hours to get your total pay before taxes.

## How do you calculate hours and minutes for payroll?

You do this by **dividing the minutes worked by 60**. You then have the hours and minutes in numerical form, which you can multiply by the wage rate. For example, if your employee works 38 hours and 27 minutes this week, you divide 27 by 60. This gives you 0.45, for a total of 38.45 hours.

## How do I calculate work?

Work can be calculated with the equation: **Work = Force × Distance**. The SI unit for work is the joule (J), or Newton • meter (N • m). One joule equals the amount of work that is done when 1 N of force moves an object over a distance of 1 m.

## How long is a billion seconds?

Answer: One billion seconds is **a bit over 31 and one-half years**.

### Converting Hours to Minutes and Minutes to Hours

### Images related to the topicConverting Hours to Minutes and Minutes to Hours

## How many Zeptoseconds are in a second?

A zeptosecond is **a trillionth of a billionth of a second**, or a decimal point followed by 20 zeroes and a 1. Previously, researchers had dipped into the realm of zeptoseconds; in 2016, researchers reporting in the journal Nature Physics used lasers to measure time in increments down to 850 zeptoseconds.

## How many seconds are in January?

Month | Number of Days | Number of Seconds |
---|---|---|

January | 31 |
2,678,400 |

February | 28 | 2,419,200 |

February | 29 | 2,505,600 |

March | 31 | 2,678,400 |

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