What is the Least Common Denominator of 9 and 65?




You need to know the least common denominator (LCD) of 9 and 65 if you want to add or subtract two fractions with 9 and 65 as denominators.

The least common denominator, also called lowest common denominator (LCD), of 9 and 65 is 585.


Here is a math problem example where you need to know the LCD of 9 and 65 to solve:

3/9 + 2/65 = ?

Step 1) Take the LCD and divide each denominator by it as follows:

585/9 = 65
585/65 = 9

Step 2) Multiply each nominator with the respective answers from Step 1:

3 x 65 = 195
2 x 9 = 18

Step 3) Put it all together to solve the problem:

195/585 + 18/585 = 213/585
= 3/9 + 2/65 = 213/585

It's that easy! Once again, the lowest common denominator (LCD) of 9 and 65 is as follows:

585


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