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Thought-Process to Discover Knowledge

Welcome to nubtrek.

Books and other education websites provide "matter-of-fact" knowledge. Instead, nubtrek provides a thought-process to discover knowledge.

In each of the topic, the outline of the thought-process, for that topic, is provided for learners and educators.

Read in the blogs more about the unique learning experience at nubtrek.continue

This page provides a brief overview of highest common factor of two or more numbers.



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What are the factors of `12` and `18`?

  • `1,2,3,4,6,12` and `1,2,3,6,18`
  • `1,2,3,4,6,12` and `1,2,3,6,18`
  • Factors for two numbers are not defined.

The answer is "`1,2,3,4,6,12` and `1,2,3,6,18`"

Factors of `12` are `1,2,3,4,6,12` and factors of `18` are `1,2,3,6,18`. What are the common factors between these two?

  • `1,2,3,6`
  • `1,2,3,6`
  • `1,2,3,4,6,12,18`
  • `4,12`

The answer is "`1,2,3,6`"

Factors of `12` are `1,2,3,4,6,12` and factors of `18` are `1,2,3,6,18`. The common factors of these two numbers are `1,2,3,6`. What is the highest common factor for these two numbers?

  • `1,2,3,6`
  • `6`
  • `6`
  • `1`

The answer is "`6`"

Highest Common Factor : The highest factor in the common factors of two or more numbers is the highest common factor of those numbers.

What is the HCF of `2` and `4`?

  • `2`
  • `2`
  • `4`

The answer is "`2`"

What is the HCF of `8` and `9`?

  • `8`
  • `9`
  • `1`
  • `1`

The answer is "`1`".

What is the HCF of `24` and `30`?

  • `2`
  • `3`
  • `6`
  • `6`

The answer is "`6`".

The factors of `24` are `1, 2, 3, 4, 6, 8, 12, 24`.

The factors of `30` are `1, 2, 3, 5, 6, 10, 15`.

The common factors are `1, 2, 3, 6`.

The highest value in common factors is `6`.

                            
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