least common multiple of 12,15 and 22

there is a question ask to find the least common factor for the numbers 8, 12, 18 and 20
by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

12=2×2×3

15=3×5

22=2×11

So LCM must contain two 2s, one 3, one 5, and 11 as factors:

2×2×3×5×11=660.

2 is both the least and the highest common factor of 8, 12, 18, 20.

by Top Rated User (1.2m points)

Related questions

6 answers
What is the least common multiple of 12 and 22
asked Nov 17, 2011 in least common multiple by anonymous | 4.3k views
1 answer
find the least common multiple 22,33
asked Sep 11, 2013 in Algebra 1 Answers by anonymous | 579 views
1 answer
what is the least common multiple of 22 and 5
asked Sep 9, 2013 in Algebra 1 Answers by anonymous | 1.1k views
1 answer
9,2,15,18 least common multiple
asked Sep 12, 2013 in least common multiple by anonymous | 767 views
1 answer
what is the least common multiple of 6, and 15?
asked Nov 20, 2011 in least common multiple by anonymous | 981 views
1 answer
Least common multiple of 3, 12, 20, 90
asked Jul 16, 2014 in Other Math Topics by anonymous | 850 views
1 answer
what is the least common multiple of 9,12,16
asked Feb 17, 2013 in Pre-Algebra Answers by anonymous | 765 views
1 answer
What is the least common multiple of 4 , 12 and 18?
asked Sep 12, 2012 in Fraction Problems by anonymous | 615 views
2 answers
what is the least common multiple of 12, 24, and 82
asked Dec 13, 2011 in Algebra 2 Answers by anonymous | 977 views
1 answer
8,12,18,20 least common multiple
asked Nov 16, 2011 in least common multiple by anonymous | 2.0k views
1 answer
What is the least common multiple of 10 and 12
asked Nov 13, 2011 in least common multiple by anonymous | 903 views
1 answer
what is the lowes common multiple of 21 22 23
asked May 22, 2012 in Calculus Answers by anonymous | 855 views
1 answer
find the least common multiple of 15a and 6n^2
asked May 3, 2018 in Algebra 2 Answers by anonymous | 536 views
1 answer
14 21 42 least common multiple
asked Nov 14, 2017 in least common multiple by anonymous | 570 views
2 answers
what is the least common multiple of 4,5,and 7?
asked Apr 29, 2015 in Algebra 1 Answers by anonymous | 855 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,515 questions
100,352 answers
2,420 comments
767,324 users