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You can only find the LCM of two or more numbers. One way to do this is by listing the multiples of each number until you reach a number that appears on both lists.

Example 30 and 42

30, 60, 90, 120, 150, 180, 210

42, 84, 126, 168, 210

210 is the LCM of 30 and 42

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Q: How do you find the LCM of a number using a list?
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Related questions

How do you find the LCM of 324 and?

List the multiples of 324 and whatever the other number is. The first number that appears on both lists is the LCM.


How do you find an LCM using Multiples?

Example: 5 and 7 List the multiples of 5. 5, 10, 15, 20, 25, 30, 35, 40... List the multiples of 7. 7, 14, 21, 28, 35, 42... The LCM is the first number that appears on both lists.


How do you find 140 by using LCM?

Two or more numbers are needed to find the LCM


How do you find the LCM in math?

with the birthday cake method or you list all the number to about 40 or more for those two numbers your looking for the LCM for. Then you fing the lowest number that that they can both go into and that is the Least Common Multilple ( LCM ) for those two numbers, whatever they may be.


What is the LCM of 3420?

Another number is needed to find LCM


What is the LCM of 27 and 45?

The LCM of 27 and 45 is 135.To find the LCM, you can list the multiples of each number until you reach one that is common to both. For example:27, 54, 81, 108, 13545, 90, 135You need at least two numbers to find an LCM. If that's 27 and 45, the LCM is 135.


What is the LCM of 1268?

The LCM of this number is itself. To find the LCM requires two or more numbers.


What number does 3 7 12 go into?

84This question is asking for the Lowest Common Multiple (LCM) - also called the Least Common Denominator (LCD).Generally, you can find the LCM of 2 of the numbers, then find the LCM of that number with the third.Since 3 and 7 are both prime, their LCM is 3x7=21. To find the LCM of 21 and 12, make a list of their multiples until you find a number common to both lists:12: 12. 24, 36, 48, 60, 72, 84, ...21: 21, 42, 63, 84, ...


What does list multiples to find the LCM mean?

Example: 30 and 42 List the multiples. 30, 60, 90, 120, 150, 180, 210 42, 84, 126, 168, 210 Once you hit the same number, you've found the LCM.


What is the LCM of 10 and 8 and 12?

120Make a list of the multiples of each number until you find a number which is on all three lists. Or, it is usually easier to find the LCM of 2 of the numbers, then find the LCM of that answer and the 3rd number.10, 20, 30, 40, 50, 60, ...12, 24, 36, 48, 60, ...The LCM of 10 and 12 is 60. Now find the LCM of 60 and 8:60, 120, ...8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, ... (whew!)The LCM of 10, 12 and 8 is 120.There is also a method using the prime factorization of each number. It would be faster for this question, but it's harder to understand and remember.


How do you find the LCM of 3 numbers through the common division method?

Find the LCM of the first two numbers and then find the LCM of that number and the third one. That answer will be the LCM of all three.


How can you use an organized list to find the LCM?

You can list the multiples. The LCM of 4 and 6 is 12.4: 4, 8, 12, 166: 6, 12, 18