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

Interactive MCQs on the topic “Methods For Finding The LCM 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:What is the LCM of two numbers?

(A) Smallest common multiple
(B) Greatest factor
(C) Smallest factor
(D) Largest prime

Question 2:What is the listing method for finding the LCM?

(A) Divide the numbers
(B) List multiples
(C) Multiply the numbers
(D) Add the numbers

Question 3: Find the LCM of 3 and 7 using the listing method.

(A) 14
(B) 18
(C) 21
(D) 24

Question 4:What is the prime factorization method of finding the LCM?

(A) Add the prime factors
(B) Divide the primes
(C) Multiply smallest powers
(D) Multiply highest powers

Question 5:Find the LCM of 10 and 15 using prime factorization.

(A) 30
(B) 15
(C) 45
(D) 20

Question 6:What is the division method for finding LCM?

(A) Add and divide
(B) Divide by primes repeatedly
(C) Multiply all numbers directly
(D) Subtract and multiply

Question 7:Use the division method to find LCM of 4, 6, and 8.

(A) 12
(B) 16
(C) 18
(D) 24

Question 8:Why does prime factorization work well for LCM?

(A) It’s faster
(B) It finds all factors
(C) It uses all max powers of primes
(D) It uses smallest common factors

Question 9:Find the LCM of 5, 10, and 15.

(A) 25
(B) 30
(C) 20
(D) 15

Question 10:Which of the following is not a method to find the LCM?

(A) Listing multiples
(B) Division by primes
(C) Prime factorization
(D) Subtracting numbers