1) What are the prime factors of 20? a) 2 x 2 x 5 b) 3 x 3 x 2 c) 2 x 3 2) What are the prime factors of 28? a) 2 x 2 x 3 b) 3 x 3 x7 c) 2 x 2 x 7 3) What are the prime factors of 24? a) 2 x 2 x 2 x 2 b) 2 x 2 x 2 x 3 c) 2 x 3 x 3 x 3 4) What are the prime factors of 36? a) 2 x 2 x 2 x 2 b) 2 x 2 x 3 x 3 c) 2 x 3 x 3 x 3 5) What are the prime factors of 27? a) 3 x 3 x 3 b) 3 x 3 x 3 x 3 c) 3 x 3 x 3 x 3 x 3 6) What is the GCF of 4 and 6? a) 2 b) 3 c) 4 7) What is the GCF of 21 and 28? a) 12 b) 7 c) 14 8) What is the GCF of 30 and 50? a) 20 b) 50 c) 10 9) What is the LCM of 10, 20, 30 ? a) 60 b) 30 c) 50 10) What is the LCM of 9, 18 ,36 ? a) 18 b) 48 c) 36

Quiz in Prime Factorization, GCF, and LCM

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