Find the LCM of Denominators: Calculating LCM(7,5)

Question

You have a pair of denominators, what is their least common multiple?

$\boxed 7~~~\boxed 5$

Step-by-Step Solution

To determine the least common multiple (LCM) of $7$ and $5$ , we list the multiples of each number.

Multiples of $7$ : $7, 14, 21, 28, 35, \ldots$

Multiples of $5$ : $5, 10, 15, 20, 25, 30, 35, \ldots$

The smallest common multiple is $35$ .

Answer

35

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