You need to know the least common denominator (LCD) of 74 and 29 if you want to add or subtract two fractions with 74 and 29 as denominators.
The least common denominator, also called lowest common denominator (LCD), of 74 and 29 is 2146.
Here is a math problem example where you need to know the LCD of 74 and 29 to solve:
3/74 + 2/29 = ?
Step 1) Take the LCD and divide each denominator by it as follows:
2146/74 = 29
2146/29 = 74
Step 2) Multiply each nominator with the respective answers from Step 1:
3 x 29 = 87
2 x 74 = 148
Step 3) Put it all together to solve the problem:
87/2146 + 148/2146 = 235/2146
= 3/74 + 2/29 = 235/2146
It's that easy! Once again, the lowest common denominator (LCD) of 74 and 29 is as follows:
2146
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