tag:blogger.com,1999:blog-655911047138183153.post8031839426757539367..comments2020-01-11T01:59:23.489-05:00Comments on 1001 Math Problems : Common Factor PuzzlesSian Zelbohttp://www.blogger.com/profile/01264195079006015007noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-655911047138183153.post-42211860624838266102016-01-28T16:31:07.436-05:002016-01-28T16:31:07.436-05:00Wow, I totally overlooked that restriction. Thanks...Wow, I totally overlooked that restriction. Thanks!A. Hasseldinehttps://www.blogger.com/profile/07750845511217458972noreply@blogger.comtag:blogger.com,1999:blog-655911047138183153.post-43297307071967980332016-01-27T22:35:47.399-05:002016-01-27T22:35:47.399-05:00Yes, you're right that 56 would work - in fact...Yes, you're right that 56 would work - in fact any number that is a multiple of 4 but not also a multiple of 5 would work. The only issue is that there is a restriction stated in the problem that the numbers be between 1 and 20. Thanks for your input!Sian Zelbohttps://www.blogger.com/profile/01264195079006015007noreply@blogger.comtag:blogger.com,1999:blog-655911047138183153.post-54092835588925305132016-01-27T22:09:57.779-05:002016-01-27T22:09:57.779-05:00In the top right puzzle, the one that starts with ...In the top right puzzle, the one that starts with a 15, could the bottom right number (4) be substituted for a 56? (Or for that matter, any number that is the product of 2, 4, and a prime?)A. Hasseldinehttps://www.blogger.com/profile/07750845511217458972noreply@blogger.comtag:blogger.com,1999:blog-655911047138183153.post-400236152450162852015-10-02T10:30:04.393-04:002015-10-02T10:30:04.393-04:00Great! You could even have the students make thei...Great! You could even have the students make their own puzzles to challenge each other. If you do, let me know, and I'll post them!Sian Zelbohttps://www.blogger.com/profile/01264195079006015007noreply@blogger.comtag:blogger.com,1999:blog-655911047138183153.post-81044475627017152352015-10-02T10:10:27.212-04:002015-10-02T10:10:27.212-04:00This is great, can't wait to try it with a cla...This is great, can't wait to try it with a classAnonymousnoreply@blogger.com