Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
Highest common factor of 18 and 66?
5 Answers
Relevance
- GlippLv 78 years agoFavorite Answer
18 = 2*3*3
66 = 2*3*11
2*3 is common in both
therefore 6 is the highest common factor.
- JosephineLv 78 years ago
18 = 2 x 3 x 3
66 = 2 x 3 x 11
so take 1 of the 2's and 1 of the 3's because they are common to both
2 x 3 = 6.............HCF
- Anonymous8 years ago
6 is the highest common factor
Source(s): high school and college - How do you think about the answers? You can sign in to vote the answer.
Still have questions? Get your answers by asking now.