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To find the least common multiple you first need to identify the prime factors of the two numbers. In this case:

99 = 3x3x11

121 = 11x11

The next step is to identify any common factors and discard the duplicate. In this case, both numbers have 11 as a common factor, so we can discard one, leaving us with 3, 3, 11 and 11. Multiply these together to find the LCM:

3x3x11x11=1,089

Thus the least common multiple of 99 and 121 is 1,089

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13y ago

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More answers

The greatest common factor of 99 and 121 is 11

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Wiki User

15y ago
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Factors of 99: 1, 3, 9, 11, 33, 99

Factors of 121: 1, 11, 121

GCF (99, 121) = 11

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Wiki User

12y ago
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The GCF of 99 and 121 is 11.

99/121 = 9/11

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Wiki User

12y ago
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The GCF is: 11

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14y ago
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The GCF is 11.

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Wiki User

12y ago
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The GCF of 99 and 171 is 9.

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11y ago
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Q: Greatest common factor 99 and 121?
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