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What is analogue and digital time? | Year 4 Mathematics PDF Download

Analogue and digital time

  • 24 Hours in a Day: A day consists of 24 hours, which can be divided into two halves.
  • AM and PM: The first 12 hours, from midnight to midday, are denoted as AM, while the following twelve hours are referred to as PM.

What is analogue and digital time? | Year 4 Mathematics

Roman Numerals

  • The Romans utilized a unique numerical system, representing numbers with letters such as I = 1, V = 5, X = 10, L = 50, and C = 100.
  • Examples:

    • V is 5: VI can be understood as 5 + 1, which equals 6.
    • IV denotes 4: When I is placed before V, it signifies 1 less than 5, hence 4.

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FAQs on What is analogue and digital time? - Year 4 Mathematics

1. What is analogue time?
Ans. Analogue time is represented using traditional clock faces with hour and minute hands to show the time. It is a continuous representation of time, with the hands moving smoothly around the clock face.
2. What is digital time?
Ans. Digital time is represented using numerical digits to display the hours, minutes, and sometimes seconds. It provides a precise and clear representation of the time in a digital format.
3. How do analogue and digital time differ?
Ans. Analogue time is displayed using clock hands on a face, while digital time is shown using numerical digits. Analogue time is continuous, while digital time is discrete and precise.
4. Which type of time representation is commonly used in modern digital devices?
Ans. Digital time is commonly used in modern digital devices such as smartphones, computers, and digital clocks due to its clear and accurate display of time.
5. Why do some people prefer analogue clocks over digital clocks?
Ans. Some people prefer analogue clocks for their classic and aesthetic appeal, as well as the continuous movement of the hands, which can help in visualizing the passing of time.
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