You need to know the least common denominator (LCD) of 76 and 73 if you want to add or subtract two fractions with 76 and 73 as denominators.
The least common denominator, also called lowest common denominator (LCD), of 76 and 73 is 5548.
Here is a math problem example where you need to know the LCD of 76 and 73 to solve:
3/76 + 2/73 = ?
Step 1) Take the LCD and divide each denominator by it as follows:
5548/76 = 73
5548/73 = 76
Step 2) Multiply each nominator with the respective answers from Step 1:
3 x 73 = 219
2 x 76 = 152
Step 3) Put it all together to solve the problem:
219/5548 + 152/5548 = 371/5548
= 3/76 + 2/73 = 371/5548
It's that easy! Once again, the lowest common denominator (LCD) of 76 and 73 is as follows:
5548
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