40 minutes as a Decimal

Professor Greenline Explaining Math Concepts

Foundation

Intermediate

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Converting time into decimal is a straightforward process. To begin, it's essential to understand the concept of minutes and decimals. Minutes are a unit of time, with 60 minutes equaling one hour. A decimal is a way to represent parts of a whole using a decimal point to separate the whole number from the fractional part. In this context, we aim to convert minutes into a decimal representation of hours.

How do you express 40 minutes as a decimal of an hour?

$40 minutes as a decimal$

Answer

40 minutes can be expressed as a decimal of an hour as 0.6667. This is a terminating decimal, which means it ends after a finite number of digits.

Explanation

To convert 40 minutes into a decimal of an hour, we use division. Since there are 60 minutes in an hour, we divide 40 by 60.

Step 1: Identify the number of minutes (40) and the total number of minutes in an hour (60).

Step 2: Divide 40 by 60 to get the decimal form.

Step 3: Perform the division: 40 ÷ 60 = 0.6667. This means 40 minutes is 0.6667 of an hour.

The division process ends here, as we reach a terminating decimal.

Important Glossaries for 40 minutes as a decimal

Minute: A unit of time equal to one-sixtieth of an hour.
Decimal: A way of representing numbers that are not whole, using a decimal point to separate the whole part from the fractional part.
Terminating Decimal: A decimal number that ends or terminates after a finite number of digits.
Division: A mathematical operation where a number is divided into equal parts.
Hour: A unit of time equal to 60 minutes.