Math Questions

2. Highest Common Factor (HCF)


  • 1 What is meant by the "highest common factor (HCF)'.
  • 2 How to find the highest common factor (HCF) by listing the factors of each number and comparing them.

Time to Complete: 6 minutes

Q1 of 6
0/1
What is a Factor?
Q2 of 6
0/1
What is the highest common factor (HCF) of 10 and 12?
Select the correct answer.
Q3 of 6
0/1
What is the highest common factor (HCF) of 36 and 60?
Q4 of 6
0/1
What is the highest common factor (HCF) of 36 and 60?
Q5 of 6
0/1
What is the prime factorisation of 180?
Q6 of 6
0/2
What is the highest common factor of 48 and 180?
36 6 6 2 3 2 3 2 × 2 × 3 × 3 36 = 2² × 3²
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