Methods For Finding The GCF Of Two Or More Numbers – Multiple Choice Questions Quiz

Interactive MCQs on the topic “Methods For Finding The GCF Of Two Or More Numbers”:

Solve the following 10 questions: Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1:Which method involves writing all the factors of two numbers and finding the highest one they share?

(A) Listing all factors
(B) Prime factorization
(C) Division
(D) Euclidean algorithm

Question 2:What is the GCF of 16 and 20 using the listing method?

(A) 2
(B) 3
(C) 4
(D) 5

Question 3: What is the first step in the prime factorization method?

(A) Add the numbers
(B) Find the prime factors
(C) Divide the numbers
(D) List all multiples

Question 4:Find the GCF of 18 and 24 using prime factorization.

(A) 8
(B) 12
(C) 9
(D) 6

Question 5:The Euclidean algorithm finds the GCF by repeatedly:

(A) Adding both numbers
(B) Dividing and using remainders
(C) Listing prime factors
(D) Finding LCM

Question 6:What is the GCF of 28 and 36 using the division method?

(A) 2
(B) 6
(C) 4
(D) 8

Question 7:Which method is most efficient for larger numbers?

(A) Listing factors
(B) Multiplying numbers
(C) Prime factorization
(D) Euclidean algorithm

Question 8:Find the GCF of 15, 30, and 60 using the listing method.

(A) 10
(B) 15
(C) 20
(D) 30

Question 9:In prime factorization, the GCF is the product of:

(A) Common prime factors
(B) All prime factors
(C) Highest numbers
(D) Common multiples

Question 10:Why might listing factors not work well for large numbers?

(A) It’s always wrong
(B) It’s too fast
(C) It’s time-consuming and impractical
(D) It gives different answers