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Subjects>Math>Other Math

What are the Common multiples of 21 and 18?

Anonymous

∙ 14y ago

Updated: 4/28/2022

there are infinite amount of common multiples.

Wiki User

∙ 14y ago

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Q: What are the Common multiples of 21 and 18?

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Continue Learning about Other Math

What are common multiples of 9 21?

The common multiples of 9 and 21 are 63, 126, 189 and so on.

What are the common multiples of 6 9 and 18?

18

Least common multiple of 3 6 and 9?

it is 18. 18 is a multiple of all three numbers. multiples of 3: 3,6,9,12,15,18... multiples of 6: 6,12,18... multiples of 9: 9, 18...18

What are the common multiples of 6 and 9?

The common multiples of 6 and 9 are the infinite set of multiples of their LCM, which is 18. So the common multiples of 6 and 9 are 18, 36, 54, 72, 90, 108, 126, 144, 162, 180, and so on.18, 36, 54 and so on.18, 36, 54 and so on.

What is the least common multiple of 18 and 21?

The LCM of 18 and 21 is 126 because 18x7=126 and 21x6=126So if you need help finding LCM you take the 2 numbers and write down the multiples of both of those numbers and see which number they both go into.so here is how i got 12618,36,54,72,90,108,12621,42,63,84,105,126The least common multiple of 18 , 21 = 126

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