You need to know the least common denominator (LCD) of 89 and 6 if you want to add or subtract two fractions with 89 and 6 as denominators.
The least common denominator, also called lowest common denominator (LCD), of 89 and 6 is 534.
Here is a math problem example where you need to know the LCD of 89 and 6 to solve:
3/89 + 2/6 = ?
Step 1) Take the LCD and divide each denominator by it as follows:
534/89 = 6
534/6 = 89
Step 2) Multiply each nominator with the respective answers from Step 1:
3 x 6 = 18
2 x 89 = 178
Step 3) Put it all together to solve the problem:
18/534 + 178/534 = 196/534
= 3/89 + 2/6 = 196/534
It's that easy! Once again, the lowest common denominator (LCD) of 89 and 6 is as follows:
534
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