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Which subjectMathematics
What age groupYear or Grade 6
What topicHighest Common Factor
Question typesMixed
Number of questions20
Number of answers4
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Year 6 Mathematics Quiz: Highest Common Factor

Welcome to the quiz on Highest Common Factor (HCF)! Test your knowledge and understanding of this important mathematical concept. Good luck!

Questions

  1. What does HCF stand for?

  2. Find the HCF of 12 and 18.

    A. 6
    B. 3
    C. 9
    D. 12

  3. Which of the following pairs of numbers have an HCF of 1?

    A. 15 and 25
    B. 8 and 9
    C. 30 and 45
    D. 14 and 28

  4. The HCF of two numbers is the largest number that divides them both without a remainder. True or False?

  5. Calculate the HCF of 24, 36, and 60.

    A. 6
    B. 12
    C. 18
    D. 30

  6. If the HCF of 20 and 30 is 10, what is the HCF of 10 and 25?

    A. 2
    B. 5
    C. 10
    D. 25

  7. Which method can be used to determine the HCF of two numbers?

    A. Prime Factorization
    B. Division
    C. Subtraction
    D. All of the above

  8. Find the HCF of 64 and 32.

    A. 8
    B. 16
    C. 32
    D. 64

  9. The HCF of 8 and 12 is

  10. True or False: The HCF of any two consecutive numbers is always 1.

  11. For the numbers 42 and 56, what is the HCF?

    A. 7
    B. 14
    C. 21
    D. 28

  12. If the HCF of three numbers is 5, which of the following could be one of those numbers?

    A. 10
    B. 16
    C. 22
    D. 27

  13. Find the HCF of 45, 75, and 105.

    A. 5
    B. 15
    C. 25
    D. 35

  14. The HCF can also be referred to as the greatest common divisor (GCD). True or False?

  15. Determine the HCF of 30, 45, and 60.

    A. 15
    B. 30
    C. 45
    D. 60

  16. What is the HCF of the numbers 55 and 77?

    A. 5
    B. 7
    C. 11
    D. 13

  17. Which of the following numbers can be the HCF of the numbers 12 and 36?

    A. 2
    B. 3
    C. 4
    D. All of the above

  18. True or False: The HCF of two identical numbers is the number itself.

  19. Find the HCF of 16, 24, and 40.

    A. 4
    B. 8
    C. 12
    D. 16

  20. What does it mean if two numbers have an HCF of 1?

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