C.11
GCF & LCM
Q1 · Sep–NovGreatest common factor and least common multiple of two numbers.
Level
Medium
Problems
GCF & LCM
Skill C.11 · Factors, multiples & primes · ★★☆ Medium · Quarter 1
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Answer each question.
Example
Think: Multiples of 6: 6, 12, 18, 24. Multiples of 8: 8, 16, 24. The first shared one is 24.
- 1Find the least common multiple (LCM) of 6 and 2.
- 2Find the least common multiple (LCM) of 4 and 12.
- 3Find the least common multiple (LCM) of 12 and 8.
- 4Find the least common multiple (LCM) of 10 and 8.
Answer Key
C.11 GCF & LCM · ★★☆ Medium
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- 440
C. Factors, multiples & primes11 skills
- C.1Divisibility Rules
- C.2Prime or Composite
- C.3List the Factors
- C.4Factor Pairs
- C.5Prime Factorization
- C.6Prime Factorization with Exponents
- C.7Greatest Common Factor
- C.8GCF of Three Numbers
- C.9Least Common Multiple
- C.10LCM of Three Numbers
- C.11GCF & LCM