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Common multiples are multiples that are common to two or more numbers.
9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126, 135, 144, 153, 162, 171, 180, 189
21: 21, 42, 63, 84, 105, 126, 147, 168, 189
The first 3 common multiples of 9 and 21 are 63, 126 and 189.
63, 126, 189.
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Related Questions
What are the first three common multiples of 91421?
If that's 9, 14 and 21, the first three common multiples are 126, 252 and 378.
What are the first three common multiples of 3 and 21?
21, 42 and 63
What are the first three common multiples of 7 and 3?
21
What is the first three common multiples of 1 and 7?
7, 14, 21
What are the first three common multiples of 9and 21?
63, 126, 189
What are the first three common multiples of 14 and 21?
42, 84, 126
Is the first three common multiples of 9 and 21?
63, 126, 189
What are the first three common multiples of 12 and 21?
84, 168, 252
What are the first three common multiples of 9 14 and 21?
126, 252, 378
What are te first three common multiples of 9 and 21?
63, 126, 189
What is the first three common multiples of 9 14 21?
126, 252, 378 and so on.
What are common multiples of three and seven?
Any multiple of 21.
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