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Topic: Lowest common multiple


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 Lowest common denominator - Wikipedia, the free encyclopedia
In mathematics, the lowest common denominator or least common denominator (abbreviated LCD) is the least common multiple of the denominators of a set of vulgar fractions.
For instance, the LCD of {1/2, 1/4} is 4 because the least common multiple of 2 and 4 is 4.
When the media is charged with appealing to the "lowest common denominator", it means they targeted the lowest expectations and broadest interests of an audience with a varying range of tastes.
en.wikipedia.org /wiki/Lowest_common_denominator   (281 words)

  
 Answers"); myWin.document.write("
Multiples of a number are obtained just by multiplying that number by a whole number.
Note that 6 is a multiple of 6 because it is equal to 6 multiplied by one.
The Lowest Common Multiple (LCM) of two numbers is a multiple of both numbers and lower than all other numbers that are also multiples of both the numbers.
bdaugherty.tripod.com /KeySkills/factors.html   (433 words)

  
 Math Problems
The lowest number in a group of common multiples is called the Lowest Common Multiple, usually referred to as LCM.
Determine the LCM for the 12 and 18.
The common multiples of 12 and 18 are: 36, 72, 108, etc….
www.amideast.org /offices/kuwait/saud/math_1.htm   (133 words)

  
 Lowest Common Multiple
The smallest common multiple of two or more numbers is called the lowest common multiple (LCM).
To find the lowest common multiple (LCM) of two or more numbers, list the multiples of the larger number and stop when you find a multiple of the other number.
Stop at 120 as it is a multiple of both 5 and 6.
www.mathsteacher.com.au /year7/ch03_prime/03_lcm/lcm.htm   (213 words)

  
 Amby's Math Resources - Least Common Multiple
The Least Common Multiple (L.C.M.) of two numbers is the lowest number that can be divided both.
It can be used to find the lowest common denominator when adding or subtracting fractions.
The lowest common multiple is 12, therefore it is the Least Common Multiple (L.C.M.) of 4 and 6.
amby.com /educate/math/2-1_LCM.html   (377 words)

  
 Comparing fractions -- A complete course in arithmetic
The LCM is the first time that the multiples of 6 meet the multiples of 8.
Their LCM is not 8 × 12, because 8 and 12 have common divisors besides 1; for example, 4.
As a common denominator, choose the LCM of 6 and 9.
www.themathpage.com /ARITH/compare-fractions.htm   (697 words)

  
 Worksheet 3: Fractions   (Site not responding. Last check: 2007-10-11)
The lowest common multiple of two numbers is the smallest value that divides exactly by both of them, so the lowest common multiple of 6 and 4 is 12.
If two numbers have no common factors, the lowest common multiple is just the two multiplied together, so the lowest common multiple of 4 and 9 is 36, and the lowest common multiple of ab and xy is abxy.
If one number divides exactly into another, the lowest common multiple is the larger one, so the lowest common multiple of 3 and 12 is 12, and the lowest common multiple of a and abc is abc.
dolphin.wmin.ac.uk /~alison/ws8-3/WS3.html   (387 words)

  
 lcm - Lowest Common Multiple
lcm is commonly known as least common multiple.
To find the lcm, we have to multiply each factor with the largest number of times the factor appears in either number.
Following this method, the LCM of 6 and 45 is 90 (2 x 3 x 3 x 5).
www.algebra-help.info /lcm.php   (294 words)

  
 The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM).
The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM).
The common factors or of 12 and 18 are 1, 2, 3 and 6.
Common multiples of 3 and 5 are 15, 30,...
www.jamit.com.au /htmlFolder/FRAC1004.html   (858 words)

  
 The Adding of Fractions
Add two numbers with dissimilar denominators: Here the lowest common multiple is 2x3 or 6.
Therefore the Least common multiple is 7 x 2 x 3 = 42.
If the result had common factors we could remove the common factors from top and bottom to finnish with an answer in simplest form.
web.utk.edu /~eevers/fractions/addProc.html   (266 words)

  
 Teaching Treasures year 8-9 Maths description page
The Greatest Common Factor of two numbers is the greatest whole number that can be divided evenly by both numbers.
The Lowest Common Multiple of two numbers is the smallest whole number that both numbers can be divided into.
To find the LCM of two numbers, multiply the second number by 1, 2, 3, 4, etc, and divide by the first number until you get an equal quotient.
teachingtreasures.com.au /maths/table_of_formulas.htm   (657 words)

  
 New Page 1
The lowest common multiple of 2x and 3x is 6x.
The lowest common multiple of 1y and 2y is 2y.
The lowest common multiple of 2y and 3y is 6y.
www.teachnet.ie /mmorgan/intex.htm   (503 words)

  
 Lowest Common Multiple - Topic
The lowest common multiple of 3, 7, 24, 86, 125 and 214 is
Factoring larger numbers into primes is often very difficult, so it's not a realistic option (in fact some modern schemes in "public key" cryptography do rely on the fact that it's difficult to retrieve two large prime numbers from their product).
To find the least common multiple (LCM) of two large numbers, you're much better off computing first their greatest common divisor (GCD) with Euclid's algorithm (or related algorithms that are similarly efficient).
www.answerpool.com /6/ubb.x?m=745607233&a=tpc&cdra=Y&s=669605981&f=552608402   (280 words)

  
 Algebra:Further arithmetic - Wikibooks
Exponents or 'powers' are a process of repeated multiplication, in much the same way that multiplication is a process of repeated addition.
Notice that the base 3 appears 4 times in the repeated multiplication, because the exponent is 4.
If the LCM of the numbers is found and 1 is subtracted from the LCM then the remainder when divided by each of the numbers whose LCM is found would be 1 less than the divisor.
en.wikibooks.org /wiki/Algebra:Further_arithmetic   (786 words)

  
 Least common multiple -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-11)
The least common multiple is useful when adding or subtracting (The quotient of two rational numbers) fractions, because it yields the (Click link for more info and facts about lowest common denominator) lowest common denominator.
If a and b are not both zero, the least common multiple can be computed by using the (The largest integer that divides without remainder into a set of integers) greatest common divisor (gcd) of a and b:
Thus, the (Click link for more info and facts about Euclidean algorithm) Euclidean algorithm for the gcd also gives us a fast (A precise rule (or set of rules) specifying how to solve some problem) algorithm for the lcm.
www.absoluteastronomy.com /encyclopedia/l/le/least_common_multiple.htm   (438 words)

  
 Adding and subtracting fractions -- A complete course in arithmetic
Choose a common multiple of the original denominators.
The lowest common multiple of 2 and 8, is 8 itself.
The LCM of 5 and 15 is 15.
www.themathpage.com /ARITH/add-fractions-subtract-fractions-1.htm   (327 words)

  
 GCSE Maths - PointAsk Question   (Site not responding. Last check: 2007-10-11)
n : the smallest multiple that is exactly divisible by every member of a set of numbers; "the least common multiple of 12 and 18 is 36" [syn: least common multiple, lcm]
The worst case scenario for the two numbers you gave, 34 and 19, is that you'll repeat the process 18 times (for sure 34*19 results in a common multiple, you just have to make sure it's not the *least* common multiple).
Finding the highest common factor is actually a good start, even though it's a completely different thing.
www.pointask.com /pointask/f_q.php3?qid=35249   (400 words)

  
 BBC - GCSE Bitesize - SOS Teacher Maths numbers lowest common multiple
Lowest Common Multiple: Multiples of a number are really just the times table of that number.
So when 2 numbers share the Lowest common multiple it means the smallest number which is in both of their times tables:
For example: LCM of 7 and 5 is 35
www.bbc.co.uk /schools/gcsebitesize/sosteacher/maths/42110.shtml   (139 words)

  
 BBC - GCSE Bitesize - SOS Teacher Maths numbers Lowest Common multiple
Can you pleases explain how to find the lowest common multiple of 2 numbers using a factor tree and prime factor products.
One point to note is that if you had 3 numbers, say 4, 3 and 8 where the factors of 4 are included = 2x2.
This means the LCM would be 3x 2x2x2 =24 again as the factors of 4 are included in the answer already.
www.bbc.co.uk /schools/gcsebitesize/sosteacher/maths/42159.shtml   (179 words)

  
 Calendars - Numericana
The lowest common multiple of these is a period of 7980 years, which is known as Scaliger's Julian period.
The most common convention in late medieval times was that the beginning of a new Julian year occurred on March 25.
Furthermore, future leap years would be multiples of 4 (as in the Julian calendar) except for years evenly divisible by 100 but not by 400 (so that 1600 and 2000 were indeed leap years).
home.att.net /~numericana/answer/calendar.htm   (8129 words)

  
 WeberDev.com : highest common factor & lowest common multiple finder   (Site not responding. Last check: 2007-10-11)
highest common factor & lowest common multiple finder
this is a 'highest common factor' (or 'greatest common divisor') and 'lowest common multiple' finder for large integers.
The other procedures like 'big_divide' must be included with the function 'big_gcdlcm' for the whole thing to work.
www.weberdev.com /PrintExample.php?count=3902&mode=color   (78 words)

  
 Least Common Multiple
The Least Common Multiple (LCM) is the smallest number that two or more numbers will divide into evenly.
How to find the Least Common Multiple of two numbers:
Determine the Greatest Common Factor of 15 and 12 which is 3
www.aaamath.com /B/g72d_lcm.htm   (97 words)

  
 Re: Lowest common multiple
On Wed, 1 Oct 2003 19:25:35 +0000 (UTC), "Peter Morris" <[EMAIL PROTECTED]> wrote: >How do I calculate the lowest common multiple of three numbers.
The term least common multiple only applies to positive integers.
It refers to another integer into which each given integer divides evenly.
www.usenet.com /newsgroups/sci.math/msg09001.html   (119 words)

  
 Lowest Common Multiple - PowerBASIC Forums
Dim B(0) As Long 'Prime factorization of LCM, ditto.
ReDim e(n) As Long 'The numbers to find the LCM of.
LCM = LCM * P(i)^B(i) 'Assume a long variable will hold it
www.powerbasic.com /support/forums/Forum7/HTML/002536.html   (577 words)

  
 The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM) - Practice Game   (Site not responding. Last check: 2007-10-11)
The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM) - Practice Game
Jamit Fractions - Lesson Contents Lesson 4: The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM)
You will need to install the JAVA Runtime Environment for this game.
www.jamit.com.au /htmlFolder/app1004.html   (129 words)

  
 Click here definition of Lowest Common Multiple, what is Lowest Common Multiple, what does Lowest Common Multiple mean? ...
Click here definition of Lowest Common Multiple, what is Lowest Common Multiple, what does Lowest Common Multiple mean?
Alternative regularly recurring projects are compared over a period of years, the period being equal to the lowest common multiple of the cycle length of the projects.
This is a solution provided by Digital Look Corporate Solutions incorporating their prices, data and charts on this site.
www.lse.co.uk /financeglossary.asp?searchTerm=&iArticleID=1210&definition=lowest_common_multiple   (200 words)

  
 Re: Lowest common multiple
mathedman <[EMAIL PROTECTED]> escribió en el mensaje news:[EMAIL PROTECTED]: > On Wed, 1 Oct 2003 19:25:35 +0000 (UTC), "Peter Morris" > <[EMAIL PROTECTED]> wrote: > >> How do I calculate the lowest common multiple of three numbers.
> > > The term least common multiple only applies to positive integers.
Lest common multiple, as great common divisor and Euclides algorithm have sense also for rationals.
www.usenet.com /newsgroups/sci.math/msg09023.html   (216 words)

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