Question 1134146
There is no advantage.
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eg, 1/6 + 1/4
Use the produce 6*4 = 24
--> 4/24 + 6/24 = 10/24 = 5/12
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Zero time spent finding the LCD.
Reducing from 10/24 to 5/12 is easy.
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IDK why people fret about the LCD.