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What is the greatest common factor 18, 42 and 24,30 and 24,36
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What is the greatest common factor 18, 42 and 24,30 and 24,36

User AlphaModder
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2 Answers

5 votes
1) 6
2) 6
3) 6

All are 6
User Nikolozi
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7.8k points
1 vote
18 & 42: 6
24, 30: 6
24, 36: 6

Write out the factors of each number then compare the highest numbers.
ex: 1, 2, 3, 6, 9, 18 for 18
1, 2, 3, 6, 7 and so on for 42
User Johncorser
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