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Earn +20 ptsQ: What is the first three common multiples of 9 and 21?
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Common multiples of 21 and 49?
LCM of 21 & 49 is 147, so all multiples of 147 are common multiples of 21 & 49.
What are the two common multiples of 21 and 15?
Two common multiples of 21 and 15 are 105 and 315.
What are five multiples for 21?
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.
What are the multiples of 21 and 24?
Common multiples include 168, 336 and 504
What are some multiples of 21 and 17?
I think you mean some common multiples. Since 17 is prime, there are no common factors of 17 and 21. Now the first common multiple will be 21x17. You can use more 21s or more 17s to find additional multiples. Here is one 17x21x21 Here is another 17x17x21
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