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Back to Find the greatest common factor and the least common multiple — Problem 3 · Task Set 7

Find the Greatest Common Factor and the Least Common Multiple

Show your factor lists or prime factorizations. Show your multiple lists for LCM problems.

Grade 6·21 problems·~35 min·Common Core Math - Grade 6·standard·6-ns-b-4
Work through problems with immediate feedback
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Fluency Practice

Factor trees for 60 and 84 showing prime factorizations 2² × 3 × 5 and 2² × 3 × 7, with common factors 2² × 3 = 12 highlighted
1.

Find GCF(60, 84).